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Numbers & Counting

SequencesLessonsMaterialsVideos
  1. Math

Numbers & Counting

SequencesLessonsMaterialsVideos
SequencesLessonsMaterialsVideos

One-to-one correspondence, numeral identification, and comparison of quantities using terms like greater than or less than. Establishes the foundation for numerical literacy and early arithmetic operations.

Counting ObjectsOne-to-one correspondence and cardinality skills through counting discrete objects in various arrangements. Strengthens number recognition and the understanding of quantity.
Number NamesIdentification and spelling of number words from zero through millions. Connects numerical symbols to their written linguistic representations to strengthen mathematical literacy.
Comparing NumbersMathematical symbols including greater than (>), less than (<), and equal to (=) to evaluate numerical relationships. Builds fluency in ordering sets and comparing quantities from single digits to multi-digit integers.
MathNumbers & CountingCounting ObjectsNumber NamesComparing NumbersNumber OperationsCounting SequenceNumbers 0-10Place Value Understanding and SystemAdd and Subtract Within 20Addition and Subtraction ConceptsAddition and Subtraction EquationsAddition and Subtraction ProblemsFoundations for MultiplicationMultiplication and Division PropertiesMultiply and Divide Within 100Multiplication and Division ProblemsFactors and MultiplesProperties of OperationsPatterns and RelationshipsGenerate and Analyze PatternsMulti-Digit ArithmeticPlace Value OperationsMulti-Digit and Decimal OperationsNumerical ExpressionsFour Operations and PatternsFour Operations Problem SolvingMeasurement & DataMeasurable AttributesMeasuring LengthsMeasure and Estimate Lengths in Standard UnitsRelate Addition and Subtraction to LengthClassifying and Counting ObjectsTime and MoneyArea Concepts and MeasurementPerimeter and Area MeasuresAngle Concepts and MeasurementTime, Volume, and MassMeasurement Unit ConversionsGeometryIdentifying ShapesShapes and AttributesShape Attributes and ReasoningShapes and CompositionClassifying 2D FiguresGeometric Figures and RelationshipsLines, Angles, and ShapesAngle, Area, and VolumeGeometric MeasurementVolume of 3D ShapesCoordinate Plane ApplicationsTransformations in the PlaneCongruence and SimilarityUnderstand congruence in terms of rigid motionsSimilarity and TransformationsProve Theorems Involving SimilarityPythagorean TheoremTrigonometry for General TrianglesMake Geometric ConstructionsProve Geometric TheoremsTheorems About CirclesFind Arc Lengths And Areas of Sectors of CirclesVolume FormulasRelationships Between Two-Dimensional and Three-Dimensional ObjectsProve Simple Geometric Theorems AlgebraicallyTranslate Between Geometric Description and Equation for Conic SectionApply Geometric Concepts in Modeling SituationsFractions & DecimalsFractions as NumbersBuilding FractionsFraction Equivalence and OrderingAdding and Subtracting FractionsMultiplying and Dividing FractionsDividing FractionsDecimal FractionsMulti-Digit Computation and FactorsAdd, Subtract, Multiply, and Divide Rational NumbersRational Number SystemIrrational Numbers and ApproximationsRatiosRatios and ProportionsProportional RelationshipsUnit RateAlgebraAlgebraic ExpressionsGenerate Equivalent ExpressionsQuantitative RelationshipsProportional Relationships and Linear EquationsEquations and InequalitiesEquation Solving and ReasoningLinear Equations and SystemsGraph Equations and InequalitiesSystems of EquationsReal-World Algebraic ProblemsQuantitative Reasoning with UnitsExpression StructureEquivalent Expression FormsRadicals and Integer ExponentsRational ExponentsRational and Irrational NumbersPolynomial OperationsPolynomial IdentitiesPolynomial Zeros and FactorsRational ExpressionsComplex Number OperationsComplex Numbers in PolynomialsComplex Numbers on PlaneStatistics & ProbabilityRepresent and Interpret DataData DistributionsStatistical VariabilityProbability ModelsCompound Event ProbabilitiesStatistical SamplingInterpret Categorical and Quantitative DataBivariate Data PatternsInterpret Linear ModelsComparing Two PopulationsRandom Processes in StatisticsIndependence and Conditional ProbabilityExpected ValuesProbability-Based Decision MakingStatistical Inference and ConclusionsFunctionsFunction Concepts and NotationDefine and Compare FunctionsInterpret Functions in ContextAnalyze Function RepresentationsModel Relationships with FunctionsIdentify Linear vs Exponential GrowthDistinguish Between Function TypesCompare Growth RatesInterpret Function ExpressionsBuild Functions from RelationshipsConstruct and Model FunctionsTransform and Combine FunctionsModel Comparison and SelectionSolve Exponential EquationsTrigonometryTrigonometric Ratios Involving Right TrianglesTrigonometric Functions and Unit CircleModel with Trigonometric FunctionsTrigonometric IdentitiesVectors & MatricesIntroduction to Vectors and MatricesVector QuantitiesVector OperationsMatrix OperationsCalculusLimits and ContinuityDerivative Concepts and NotationDerivative Rules and TechniquesApplications of DerivativesOptimization ProblemsRelated RatesCurve Sketching and AnalysisIntegration Concepts and NotationAntiderivatives and Indefinite IntegralsDefinite Integrals and AreaFundamental Theorem of CalculusIntegration TechniquesApplications of IntegrationDifferential EquationsSequences and SeriesParametric and Polar FunctionsVector-Valued Functions
Material
Place Value Answer Key

Place Value Answer Key

An integrated teacher's answer key for all three differentiated worksheets in the Place Value Power lesson.

CS

COURTNEY SCHERER

Special Education Teacher
3/12
Material
Comparison Quest Worksheet

Comparison Quest Worksheet

A Tier 3 (Challenge) worksheet focusing on regrouping place value concepts, ordering multiple numbers, and finding missing digits to satisfy inequalities.

CS

COURTNEY SCHERER

Special Education Teacher
3/12
Material
Number Secrets Worksheet

Number Secrets Worksheet

A Tier 2 (On-level) worksheet focusing on standard, expanded, and word form, as well as comparison symbols for numbers up to 100.

CS

COURTNEY SCHERER

Special Education Teacher
3/12
Material
Block Party Worksheet

Block Party Worksheet

A Tier 1 (Support) worksheet focusing on counting base-ten blocks and basic place value identification for numbers up to 100.

CS

COURTNEY SCHERER

Special Education Teacher
3/12
Material
Number Builders Slides

Number Builders Slides

A visual slide deck for teaching place value up to 100, featuring a construction theme, base-ten block visualizations, and comparison symbol strategies.

CS

COURTNEY SCHERER

Special Education Teacher
3/12
Material
Place Value Power Teacher Guide

Place Value Power Teacher Guide

A detailed teacher facilitation guide for the Place Value Power lesson, including objectives, pacing, differentiated activities, and common misconceptions for numbers up to 100.

CS

COURTNEY SCHERER

Special Education Teacher
3/12
Material
Launch Logic Teacher Guide

Launch Logic Teacher Guide

A comprehensive facilitator guide for the Countdown Crew lesson, including instructional steps, discussion prompts, and differentiation strategies. Fully updated to replace block activities with visual "crossing out" methods.

V

victoria.lesniak

Special Education Teacher
3/12
Material
Blast Off Worksheet Sync

Blast Off Worksheet Sync

An independent practice worksheet featuring a 1-10 number line, countdown completion tasks, and exercises to reinforce that numbers decrease in value by crossing out visual items. Optimized for a single-page print layout.

V

victoria.lesniak

Special Education Teacher
3/12
Material
Countdown Slides

Countdown Slides

A visual slide deck that models counting down from 10 to 1. It uses a space theme with rockets and stars, featuring clear visual representations of "crossing out" items to show numbers decreasing in value.

V

victoria.lesniak

Special Education Teacher
3/12
Material
Launch Logic Teacher Guide

Launch Logic Teacher Guide

A comprehensive facilitator guide for the Countdown Crew lesson, including instructional steps, discussion prompts, and differentiation strategies.

V

victoria.lesniak

Special Education Teacher
3/11
Material
Blast Off Worksheet Sync

Blast Off Worksheet Sync

An independent practice worksheet featuring a 1-10 number line, countdown completion tasks, and exercises to reinforce that numbers decrease in value. Optimized for a single-page print layout.

V

victoria.lesniak

Special Education Teacher
3/11
Material
Countdown Slides

Countdown Slides

A visual presentation that models counting down from 10 to 1 with clear visual aids showing numbers decreasing in value. Ideal for whole-class instruction or guided practice.

V

victoria.lesniak

Special Education Teacher
3/11
Material
Garden Race Game Sheet

Garden Race Game Sheet

A fun and simple board game designed to reinforce one-to-one correspondence for numbers 1-15, featuring a clear path, visual supports, and easy-to-follow rules.

LF

Lauren Fletcher Marcello

Special Education Teacher
3/9
Material
Snail Trail Storybook Mini

Snail Trail Storybook Mini

A beautifully illustrated short story book designed to be read aloud, featuring Sam the Snail and his garden counting adventure from 1 to 15, perfect for modeling one-to-one correspondence.

LF

Lauren Fletcher Marcello

Special Education Teacher
3/9
Material
Flower Petal Task Cards

Flower Petal Task Cards

A set of 15 printable task cards designed for hands-on counting practice with manipulatives, featuring organized ten-frame layouts and clear visual cues for 1-1 correspondence.

LF

Lauren Fletcher Marcello

Special Education Teacher
3/9
Material
Bug Hunter Worksheet

Bug Hunter Worksheet

A comprehensive two-page tracing and counting worksheet that uses ten frames and garden-themed illustrations to reinforce one-to-one correspondence up to 15.

LF

Lauren Fletcher Marcello

Special Education Teacher
3/9
Material
Garden Buddy Slides

Garden Buddy Slides

An engaging slide deck designed for direct instruction on one-to-one correspondence, featuring visual modeling, ten-frame organization, and teen number introductions.

LF

Lauren Fletcher Marcello

Special Education Teacher
3/9
Material
Garden Guide Teacher Notes

Garden Guide Teacher Notes

A detailed instructional guide for teachers providing core strategies, scaffolding steps, and a suggested lesson sequence to support 1-1 correspondence for numbers 1-15.

LF

Lauren Fletcher Marcello

Special Education Teacher
3/9
Material
Monster Munch Cards

Monster Munch Cards

A set of colorful printable cards featuring hungry monsters, snack groups with numbers, and math symbols for hands-on addition practice.

Lenny Avatar
Lenny
3/9
Material
Monster Menu Worksheet

Monster Menu Worksheet

A student-facing worksheet where they practice adding groups of fruits and cookies, featuring space for drawing the total and writing numerical sentences.

Lenny Avatar
Lenny
3/9
Material
Base Ten Builders Vocabulary Cards

Base Ten Builders Vocabulary Cards

A set of 4 visual vocabulary cards for the Base Ten Builders unit, defining "Digit", "Place", "Value", and "Standard Form" with clear examples. Ideal for beginners and students needing language support.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Assessment Quiz

Base Ten Builders Assessment Quiz

A clear, scaffolded 2-digit place value assessment. Includes sections on counting base-ten blocks, identifying digit places and values, and writing numbers in expanded form. Designed for final evaluation of unit mastery.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Matching Center

Base Ten Builders Matching Center

A hands-on "Blueprint Matching" station activity where students match standard numbers, base-ten block illustrations, and expanded form expressions for 2-digit numbers. Designed for sorting and visual identification.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Anchor Charts

Base Ten Builders Anchor Charts

A set of 3 visually striking classroom anchor charts designed as large-scale visual aids for students. Covers base-ten materials (rods/cubes), place value columns, and expanded form visualization using the "Base Ten Builders" construction theme.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Exit Tickets

Base Ten Builders Exit Tickets

A set of 4 different daily "Quick Check" exit tickets for assessing 2-digit place value skills (counting, identifying places, determining value, and expanded form). Formatted for easy 8.5x11 printing and cutting.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Task Cards

Base Ten Builders Task Cards

A set of 8 job-site themed task cards and a matching recording sheet for practicing 2-digit place value identification, expanded form, and comparison. Designed for classroom centers or scavenger hunts.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Primer

Base Ten Builders Primer

A scaffolded 3-page "Place Value Primer" for beginners, focusing on the fundamental concept of trading 10 ones for 1 ten, identifying digits in places, and understanding the value of digits. Highly visual with minimal text.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Teacher Guide

Base Ten Builders Teacher Guide

A professional instructional guide for teachers, providing objective alignment, scaffolding strategies, color-coding tips, and modifications specifically for students in special education. Updated for 2-digit focus.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Presentation Slides

Base Ten Builders Presentation Slides

Visual teaching slides for place value instruction, featuring the "Base Ten Builders" construction theme. Focuses on 2-digit numbers including reference, examples, expanded form, and a partner challenge.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Answer Key

Base Ten Builders Answer Key

A comprehensive teacher's answer key for the Base Ten Builders Review Packet, providing solutions for all counting, mapping, drawing, and problem-solving activities. Updated for 2-digit focus.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Review Packet

Base Ten Builders Review Packet

A comprehensive 12-page place value review packet for 1st-3rd grade students, featuring a construction theme. It includes counting rods and cubes, place value mats, expanded form practice, word problems, cut-and-glue activities, and a final achievement certificate. Optimized for 8.5x11 printing.

E

ecreamer

Special Education Teacher
3/13
Material
Day 2 Worksheet

Day 2 Worksheet

A second student worksheet for Day 2 of the Snack Showdown lesson. It features 6 new food comparison sets across two pages for double-sided printing, focusing on counting up to 13 and identifying 'more' and 'least'.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Shape Scout Worksheet Loose Rows

Shape Scout Worksheet Loose Rows

A revised 2-page counting worksheet featuring "loose row" layouts where shapes are organized but slightly offset to encourage careful one-to-one counting. Includes 8 distinct challenge boxes. Now optimized for double-sided printing with strictly contained page heights.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Snack Showdown Answer Key

Snack Showdown Answer Key

A clear answer key for the Snack Showdown Worksheet, providing the correct counts and comparison marks for all 6 practice sets. Includes facilitation tips for teachers.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Snack Showdown Worksheet

Snack Showdown Worksheet

An expanded student worksheet for comparing quantities. It features 6 food comparisons (across 2 pages for double-sided printing) where students count up to 13 items and identify 'more' and 'least'.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Market Math Slides

Market Math Slides

An engaging slide deck designed to introduce the concepts of 'more' and 'less' through a 'Snack Showdown' theme. It includes clear visual comparisons, explicit modeling (I Do) steps, and a guided practice (We Do) slide for student participation.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Shape Scout Step Worksheet

Shape Scout Step Worksheet

A second-day worksheet designed to reinforce 1:1 counting correspondence. Each shape has a small box above it for students to write the sequence number (1, 2, 3...) as they count mixed sets. Now optimized for double-sided printing.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Shape Scout Slides

Shape Scout Slides

A 7-slide presentation for teacher modeling and class practice, introducing counting strategies for circles and triangles in row and loose row layouts.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Shape Scout Answer Key Structured

Shape Scout Answer Key Structured

An updated answer key for the Structured Rows version of the counting worksheet, providing exact counts for all 8 challenge boxes.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Shape Scout Worksheet Structured

Shape Scout Worksheet Structured

A 2-page counting worksheet with a clean, row-based layout. Students count mixed sets of circles and triangles (up to 15) and record the totals on lines, following the style of standard early math worksheets. Now optimized for double-sided printing with strictly contained page heights.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Base Ten Builders Vocabulary Cards

Base Ten Builders Vocabulary Cards

A set of 4 visual vocabulary cards for the Base Ten Builders unit, defining "Digit", "Place", "Value", and "Standard Form" with clear examples. Ideal for beginners and students needing language support.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Assessment Quiz

Base Ten Builders Assessment Quiz

A clear, scaffolded 2-digit place value assessment. Includes sections on counting base-ten blocks, identifying digit places and values, and writing numbers in expanded form. Designed for final evaluation of unit mastery.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Matching Center

Base Ten Builders Matching Center

A hands-on "Blueprint Matching" station activity where students match standard numbers, base-ten block illustrations, and expanded form expressions for 2-digit numbers. Designed for sorting and visual identification.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Anchor Charts

Base Ten Builders Anchor Charts

A set of 3 visually striking classroom anchor charts designed as large-scale visual aids for students. Covers base-ten materials (rods/cubes), place value columns, and expanded form visualization using the "Base Ten Builders" construction theme.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Exit Tickets

Base Ten Builders Exit Tickets

A set of 4 different daily "Quick Check" exit tickets for assessing 2-digit place value skills (counting, identifying places, determining value, and expanded form). Formatted for easy 8.5x11 printing and cutting.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Task Cards

Base Ten Builders Task Cards

A set of 8 job-site themed task cards and a matching recording sheet for practicing 2-digit place value identification, expanded form, and comparison. Designed for classroom centers or scavenger hunts.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Primer

Base Ten Builders Primer

A scaffolded 3-page "Place Value Primer" for beginners, focusing on the fundamental concept of trading 10 ones for 1 ten, identifying digits in places, and understanding the value of digits. Highly visual with minimal text.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Teacher Guide

Base Ten Builders Teacher Guide

A professional instructional guide for teachers, providing objective alignment, scaffolding strategies, color-coding tips, and modifications specifically for students in special education. Updated for 2-digit focus.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Presentation Slides

Base Ten Builders Presentation Slides

Visual teaching slides for place value instruction, featuring the "Base Ten Builders" construction theme. Focuses on 2-digit numbers including reference, examples, expanded form, and a partner challenge.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Answer Key

Base Ten Builders Answer Key

A comprehensive teacher's answer key for the Base Ten Builders Review Packet, providing solutions for all counting, mapping, drawing, and problem-solving activities. Updated for 2-digit focus.

E

ecreamer

Special Education Teacher
3/13
Material
Base Ten Builders Review Packet

Base Ten Builders Review Packet

A comprehensive 12-page place value review packet for 1st-3rd grade students, featuring a construction theme. It includes counting rods and cubes, place value mats, expanded form practice, word problems, cut-and-glue activities, and a final achievement certificate. Optimized for 8.5x11 printing.

E

ecreamer

Special Education Teacher
3/13
Material
Candy Factory Master Answer Key

Candy Factory Master Answer Key

The complete teacher's manual and answer key for the Candy Factory Place Value unit. Includes visual instructional guides and a clear, page-by-page solution key for the entire 9-page student packet.

E

ecreamer

Special Education Teacher
3/13
Material
Candy Factory Master Student Packet

Candy Factory Master Student Packet

A comprehensive 9-page student packet for place value (1-99). Features a concrete 'Candy Factory' theme with a dedicated visual bridge page (10 ones = 1 box), cut-and-paste matching, varied word problem phrasing, and high-repetition practice for SpEd learners.

E

ecreamer

Special Education Teacher
3/13
Material
Candy Factory Teacher Manual

Candy Factory Teacher Manual

A comprehensive 4-page teacher guide for the Candy Factory unit. Includes a detailed scaffolding plan to transition students from concrete bundling to abstract representation, plus a full answer key for the 8-page student packet and the cut-and-paste activity.

E

ecreamer

Special Education Teacher
3/13
Material
Candy Sorter Cut and Paste Activity

Candy Sorter Cut and Paste Activity

A cut-and-paste activity to reinforce place value concepts. Students match numeral cards (12, 15, 24, 30) to visual representations of candy boxes (tens) and loose candies (ones). Includes a dedicated cutout page.

E

ecreamer

Special Education Teacher
3/13
Material
Candy Factory Student Packet Final

Candy Factory Student Packet Final

A comprehensive student-facing packet with a Candy Factory theme. Includes 8 pages of structured, high-repetition place value practice, ranging from bundling tens to teen numbers, multiples of ten, and multi-step word problems.

E

ecreamer

Special Education Teacher
3/13
Material
Candy Factory Teacher Guide

Candy Factory Teacher Guide

A 4-page teacher resource guide for the Candy Factory unit. Includes unit goals, vocabulary, detailed differentiation strategies for three levels of learners, and a comprehensive, easy-to-read answer key for all student pages.

E

ecreamer

Special Education Teacher
3/13
Material
Candy Factory Student Packet

Candy Factory Student Packet

A comprehensive student-facing packet with a Candy Factory theme. Includes 6 pages of structured, high-repetition place value practice, ranging from bundling tens to teen numbers, multiples of ten, and multi-step word problems.

E

ecreamer

Special Education Teacher
3/13
Material
Day 2 Worksheet

Day 2 Worksheet

A second student worksheet for Day 2 of the Snack Showdown lesson. It features 6 new food comparison sets across two pages for double-sided printing, focusing on counting up to 13 and identifying 'more' and 'least'.

V

victoria.lesniak

Special Education Teacher
3/13
Material
Shape Scout Worksheet Loose Rows

Shape Scout Worksheet Loose Rows

A revised 2-page counting worksheet featuring "loose row" layouts where shapes are organized but slightly offset to encourage careful one-to-one counting. Includes 8 distinct challenge boxes. Now optimized for double-sided printing with strictly contained page heights.

V

victoria.lesniak

Special Education Teacher
3/13