Number Operations

A high-energy, duck-themed 30-minute lesson focusing on counting 1-20, one-to-one correspondence, and number ordering. Students will use visual slides, hands-on counting cards, and practice worksheets to master number recognition and representation.

A collection of ocean-themed math activities focused on counting, identifying numbers 1-20, and developing one-to-one correspondence through task cards and a matching game.

A Kindergarten math lesson focusing on K.CC.4 where students count and interact with quantities by circling and crossing out specific amounts of shapes. The lesson follows a gradual release model: I Do, We Do, You Do.

A foundational math lesson for K-2 special education students focusing on counting, quantity, and one-to-one correspondence up to 20 through a cozy, cabin-themed environment.

A whimsical lesson exploring 'Wacky Wednesday' through movement, counting up to 15, spatial awareness with hats, and a creative 'Wacky Wardrobe' craft.

A foundational math lesson focused on identifying and sequencing numbers in the 'teens' (11-19) using a space exploration theme. Students will practice starting from a given teen number and counting forward to build numerical fluency.

A foundational lesson exploring the temporal concepts of 'before' and 'after' using numbers and everyday sequences to build early math and logic skills.

A culminating celebration where students demonstrate their mastery of counting to 100 by ones and tens through games, challenges, and a final quest.

Students learn to "leap" through the counting sequence by tens, identifying the pattern on the hundred chart and practicing rhythmic counting.

Students reach the summit of 100 by counting by ones, utilizing a hundred chart to visualize the full sequence and identifying missing numbers.

Students expand their counting range to 50, specifically looking for patterns in the "tens" places and practicing the transition between decades.

Students begin their counting journey by mastering numbers 1-20, identifying number names, and understanding the sequential order of numbers through movement and tactile practice.

A comprehensive lesson for kindergarten students to master counting objects up to 10 through engaging nature-themed activities, including a 10-page practice workbook and instructional slides.

A multi-sensory Kindergarten lesson that transforms counting into a neighborhood adventure. Students develop one-to-one correspondence and number recognition through hands-on sorting, classroom 'neighborhood' exploration, and interactive visual aids.

The final lesson in the sequence focusing on matching sets to numerals and a post-intervention assessment to measure student growth in counting mastery.

A pictorial lesson tackling the challenge of counting objects in scattered configurations using marking strategies to ensure each object is counted once and only once.

A pictorial lesson focusing on counting objects arranged in a structured linear path, helping students maintain their place while counting.

A concrete-focused lesson where students practice touching one object for every number said, using physical manipulatives and high-contrast visuals.

A diagnostic lesson designed to identify specific gaps in one-to-one correspondence and cardinality for numbers 0-10. Includes a teacher-led 1-on-1 assessment tool.

The final review and assessment for the week, where students demonstrate their mastery of counting, ordering, and comparing numbers 1-10 through a series of 'scout challenges'.

A collection of super simple, visually clear math worksheets designed for elementary learners, featuring addition and subtraction with visual counting supports.

A high-energy, duck-themed 30-minute lesson focusing on counting 1-20, one-to-one correspondence, and number ordering. Students will use visual slides, hands-on counting cards, and practice worksheets to master number recognition and representation.

A collection of ocean-themed math activities focused on counting, identifying numbers 1-20, and developing one-to-one correspondence through task cards and a matching game.

Extends number sense to 100, emphasizing place value (tens and ones), magnitude comparison, and identifying patterns in the 100-chart.

Develops the ability to compose and decompose numbers within 20, focusing on the power of 10 and building basic addition/subtraction fact fluency.

Focuses on identifying numbers to 20, mastering 1:1 correspondence through physical and visual counting, and developing perceptual subitizing skills.

Students engage in a tiered math workshop where they choose or are assigned a 'Quest Level' based on their current mastery of word problems. The lesson includes direct instruction on decoding problems and independent practice at three distinct challenge levels.

A foundational math lesson exploring numbers 1-10, basic 2D and 3D shapes, and introductory mathematical symbols through an engaging jungle safari theme.

A Kindergarten math lesson focusing on K.CC.4 where students count and interact with quantities by circling and crossing out specific amounts of shapes. The lesson follows a gradual release model: I Do, We Do, You Do.

A kindergarten math lesson focused on K.CC.4, helping students connect numbers to quantities by following specific counting directions with geometric shapes.

A foundational math lesson for K-2 special education students focusing on counting, quantity, and one-to-one correspondence up to 20 through a cozy, cabin-themed environment.

Subtracting from teen numbers by removing the 'extra' ones or the 'ten' to find the difference.

Exploring teen numbers (11-19) as 'one ten and some more ones' through visual mapping and building.

Introducing the 'Ten Rod' as a single unit that represents ten individual ones, using base-ten block visuals.

Students learn to identify when a group of ten is complete using ten-frames, establishing the foundation for place value.

A whimsical lesson exploring 'Wacky Wednesday' through movement, counting up to 15, spatial awareness with hats, and a creative 'Wacky Wardrobe' craft.

A lesson where students use numerical data and counting to track the movement of water through the water cycle, focusing on interpreting charts and comparing quantities.

A Kindergarten lesson focused on comparing the length (height) of block towers and determining the difference in length by counting individual block units.

A foundational lesson exploring the temporal concepts of 'before' and 'after' using numbers and everyday sequences to build early math and logic skills.

Extends number sense to 100, emphasizing place value (tens and ones), magnitude comparison, and identifying patterns in the 100-chart.

Develops the ability to compose and decompose numbers within 20, focusing on the power of 10 and building basic addition/subtraction fact fluency.

Focuses on identifying numbers to 20, mastering 1:1 correspondence through physical and visual counting, and developing perceptual subitizing skills.

Subtracting from teen numbers by removing the 'extra' ones or the 'ten' to find the difference.

Exploring teen numbers (11-19) as 'one ten and some more ones' through visual mapping and building.

Introducing the 'Ten Rod' as a single unit that represents ten individual ones, using base-ten block visuals.

Students learn to identify when a group of ten is complete using ten-frames, establishing the foundation for place value.

A creative hands-on lesson where students build a 'Place Value Person' to represent numbers up to 120 in six different ways, including standard, expanded, and word forms.

A foundational entry point for students working at a K-1 level. This lesson focuses on teen numbers (11-19) as a 'full container of ten' plus extra units, and reinforces 1-to-1 correspondence and subitizing.

Applying place value knowledge to round 2-digit and 3-digit numbers to the nearest ten and hundred using number lines and visual benchmarks.

Exploring the 10x relationship between ones, tens, and hundreds. Students learn how digits shift and change value as they move across the 3-digit place value chart.

Mastering 3-digit numbers and learning how to compare values using place value logic. Students learn to navigate 'Hundred Heights' using inequality symbols.

Expanding to three-digit numbers, focusing on hundreds and the relationship between standard form, expanded form, and word form. Students 'blue-print' numbers across three places.

An introduction to two-digit numbers using base-ten blocks and the concept of grouping ones into tens. Students learn to build numbers and identify digits in the tens and ones places.

A Tier 2 intervention lesson focusing on composing and decomposing numbers 11-19 into ten ones and some further ones. Students will use visual models, stamps, and equations to master the foundational K.NBT.A.1 standard.

A targeted Tier 2 intervention lesson for Kindergarten students focusing on writing numbers 0-20 and matching numerals to quantities. The lesson uses a Concrete-Representational-Abstract approach to build number sense and writing fluency.

A targeted Tier 2 intervention lesson focusing on counting to 100 by ones and tens using linking cube towers and movement-based learning. Designed for small group support with scaffolded building activities.

A targeted small group intervention lesson focusing on understanding numbers 11-19 as ten ones and some further ones using double ten frames and equations.

A Tier 2 intervention lesson focusing on the foundational K.NBT.A.1 standard. Students use bundling sticks to physically represent numbers 11-19 as a group of ten and some extra ones, building a conceptual understanding of place value.

A hands-on lesson for K-1 students to identify, extend, and create 2D shape patterns with three levels of differentiated activity mats.

A foundational lesson exploring the temporal concepts of 'before' and 'after' using numbers and everyday sequences to build early math and logic skills.

A hands-on math station where students practice identifying and extending patterns using geometric shape manipulatives. Students move from simple AB patterns to more complex AABB and ABBA sequences.

An interstellar adventure where Kindergarten students explore 2D and 3D shapes and repeating patterns. Students become 'Space Explorers' as they identify cosmic shapes and build moon bases using geometric patterns.

The final review and assessment for the week, where students demonstrate their mastery of counting, ordering, and comparing numbers 1-10 through a series of 'scout challenges'.

An introduction to comparing quantities up to 10, using groups of berries and bears to learn the language of 'more than', 'less than', and 'the same as'.

Students explore the concept of number order and number lines from 1 to 10, helping lost bears find their way back to camp by filling in missing numbers on a forest path.

A lesson focusing on counting from 6 to 10, introducing ten frames to help students visualize quantities and understand the concept of cardinality in a woodland forest setting.

The introductory lesson of the Bear Brigade Math sequence, focusing on mastering counting and one-to-one correspondence for numbers 1-5 using counting bears and nature-themed visuals.

This lesson focuses on building number sense through hands-on activities, bridging concrete counting with abstract pattern identification and simple equation solving.

A hands-on Kindergarten lesson using linking cubes and a catchy song to introduce the concept of 'one more' and building patterns through addition.

A high-energy, kinesthetic lesson for Kindergarten and 1st Grade students to master adding by 10 through music, jumping, and pattern recognition.

A Kindergarten lesson focused on adding 2 using manipulatives and a musical drill video. Students build equations with blocks, identify patterns, and represent their work through drawing.

A foundational Kindergarten lesson exploring the patterns in teen numbers (10-19) by decomposing them into 10 plus a single digit, featuring a Human Number Line activity and the Khan Academy "Teens as sums with 10" video.

A Kindergarten lesson focused on identifying and demonstrating "add one" and "add two" patterns through physical movement and visual aids.

Students will learn to skip count by tens to 100 through interactive circle games, a guided video exploration, and 'Bundle Bowling' physical play. This kindergarten lesson emphasizes efficiency in counting groups over counting individual items.

A high-energy, physical math lesson for Kindergarten and 1st Grade students where they learn to identify and perform AB patterns using their bodies. The lesson includes a guided video, a 'Pattern Simon Says' activity, and a collaborative pair task to create and label original movement sequences.

Students will learn to identify and create patterns by translating visual symbols into auditory rhythms, using instruments and the 'Popcorn, Unicorn, Mustache' sequence.

Students embark on a cosmic journey to master skip counting by 3s. Through a high-energy space-themed video and a hundred chart investigation, they will discover visual and numerical patterns in multiples of three up to 30.

A fun, active lesson for Kindergarten and 1st Grade students to master skip counting by 2s up to 20 using movement, pairs, and pattern recognition.

A collection of super simple, visually clear math worksheets designed for elementary learners, featuring addition and subtraction with visual counting supports.

A beginner math lesson focused on identifying whether to use addition or subtraction to solve word problems within 20, utilizing ten frames and number lines.

A high-energy, duck-themed 30-minute lesson focusing on counting 1-20, one-to-one correspondence, and number ordering. Students will use visual slides, hands-on counting cards, and practice worksheets to master number recognition and representation.

Extends number sense to 100, emphasizing place value (tens and ones), magnitude comparison, and identifying patterns in the 100-chart.

Develops the ability to compose and decompose numbers within 20, focusing on the power of 10 and building basic addition/subtraction fact fluency.

Focuses on identifying numbers to 20, mastering 1:1 correspondence through physical and visual counting, and developing perceptual subitizing skills.

Students engage in a tiered math workshop where they choose or are assigned a 'Quest Level' based on their current mastery of word problems. The lesson includes direct instruction on decoding problems and independent practice at three distinct challenge levels.

A fast-paced, space-themed addition game designed to build fluency for sums within 10 through a competitive yet collaborative 'Moon Mission' format.

Subtracting from teen numbers by removing the 'extra' ones or the 'ten' to find the difference.

Exploring teen numbers (11-19) as 'one ten and some more ones' through visual mapping and building.

Introducing the 'Ten Rod' as a single unit that represents ten individual ones, using base-ten block visuals.

Students learn to identify when a group of ten is complete using ten-frames, establishing the foundation for place value.

Introduces multiplication facts (2s, 5s, 10s) and advanced CVCE words with a canyon-themed speedway.

Focuses on addition and subtraction facts within 10 and common CVCE words using a jungle-themed racing board.

A lesson where students use numerical data and counting to track the movement of water through the water cycle, focusing on interpreting charts and comparing quantities.

A foundational introduction to subtraction within 5, focusing on the concept of 'taking away' through visual aids and hands-on crossing out strategies.

A Tier 3 intensive intervention lesson focused on finding missing addends within 10 using a detective-themed 'mystery' approach with manipulatives and word problems.

A lesson focused on solving addition and subtraction word problems with numbers up to 20 using winter-themed scenarios and visuals.

An introductory lesson on subtraction for numbers up to 10. Students learn the concepts of 'taking away' and finding the 'difference' through visual storytelling and guided practice.

A beginner math lesson focused on identifying whether to use addition or subtraction to solve word problems within 20, utilizing ten frames and number lines.

Students engage in a tiered math workshop where they choose or are assigned a 'Quest Level' based on their current mastery of word problems. The lesson includes direct instruction on decoding problems and independent practice at three distinct challenge levels.

Subtracting from teen numbers by removing the 'extra' ones or the 'ten' to find the difference.

Exploring teen numbers (11-19) as 'one ten and some more ones' through visual mapping and building.

Introducing the 'Ten Rod' as a single unit that represents ten individual ones, using base-ten block visuals.

Students learn to identify when a group of ten is complete using ten-frames, establishing the foundation for place value.

A Kindergarten lesson focused on comparing the length (height) of block towers and determining the difference in length by counting individual block units.

A Tier 3 intensive intervention lesson focused on finding missing addends within 10 using a detective-themed 'mystery' approach with manipulatives and word problems.

A lesson focused on solving addition and subtraction word problems with numbers up to 20 using winter-themed scenarios and visuals.

This lesson introduces students to the 'CUBES' strategy and operation-specific keywords to turn complex word problems into solvable equations.

A fun Valentine's Day mystery lesson where students solve riddles and math problems to figure out who sent Sally the Shark a special cookie. The activity culminates in the surprise reveal that the teacher was the secret admirer.

A targeted Tier 2 intervention lesson focusing on solving result-unknown addition and subtraction word problems within 10 using visual story mats and counters. Students move through concrete, representational, and abstract stages to build conceptual mastery of Colorado standard K.OA.A.2.

A targeted Tier 2 intervention lesson focusing on change-unknown and start-unknown word problems within 10 for Kindergarten students. This lesson utilizes ten frames and number paths as primary scaffolds to build conceptual understanding and problem-solving strategies.

A targeted Tier 2 intervention lesson focusing on 'take from' subtraction word problems within 10. Students move from concrete manipulation of objects to representing stories through drawings and simple equations.

A Tier 2 intervention lesson for Kindergarteners focusing on representing addition and subtraction through stories, drawings, and part-part-whole models with a fun zoo theme.

A targeted Tier 2 intervention lesson for Kindergarten students focusing on representing addition and subtraction through multiple modalities like cubes, fingers, and equations. This lesson builds flexible thinking by showing the same problem in different ways to meet Colorado standard K.OA.A.1.

A Tier 2 intervention lesson for Kindergarten students focusing on representing addition through acting out stories with toy figures and retelling math narratives. Students will use manipulatives and story mats to visualize and solve simple addition problems within 10.

A Kindergarten lesson focused on solving addition and subtraction word problems within 10 using storytelling, drawings, and manipulatives. Students explore 'Adding To', 'Putting Together', 'Taking From', and 'Taking Apart' through a forest-themed adventure.

Review of all teen number concepts and a final formative check-in.

A collection of super simple, visually clear math worksheets designed for elementary learners, featuring addition and subtraction with visual counting supports.

A beginner math lesson focused on identifying whether to use addition or subtraction to solve word problems within 20, utilizing ten frames and number lines.

Extends number sense to 100, emphasizing place value (tens and ones), magnitude comparison, and identifying patterns in the 100-chart.

Develops the ability to compose and decompose numbers within 20, focusing on the power of 10 and building basic addition/subtraction fact fluency.

Focuses on identifying numbers to 20, mastering 1:1 correspondence through physical and visual counting, and developing perceptual subitizing skills.

A foundational math lesson exploring numbers 1-10, basic 2D and 3D shapes, and introductory mathematical symbols through an engaging jungle safari theme.

A fast-paced, space-themed addition game designed to build fluency for sums within 10 through a competitive yet collaborative 'Moon Mission' format.

Subtracting from teen numbers by removing the 'extra' ones or the 'ten' to find the difference.

Exploring teen numbers (11-19) as 'one ten and some more ones' through visual mapping and building.

Introducing the 'Ten Rod' as a single unit that represents ten individual ones, using base-ten block visuals.

Students learn to identify when a group of ten is complete using ten-frames, establishing the foundation for place value.

Introduces multiplication facts (2s, 5s, 10s) and advanced CVCE words with a canyon-themed speedway.

Focuses on addition and subtraction facts within 10 and common CVCE words using a jungle-themed racing board.

A foundational introduction to subtraction within 5, focusing on the concept of 'taking away' through visual aids and hands-on crossing out strategies.

A Tier 3 intensive intervention lesson focused on finding missing addends within 10 using a detective-themed 'mystery' approach with manipulatives and word problems.

A core lesson introducing the concept of 'Friends of 10' through interactive slides and a variety of quick, 10-minute manipulative-based games.

A lesson focused on solving addition and subtraction word problems with numbers up to 20 using winter-themed scenarios and visuals.

An introductory lesson on subtraction for numbers up to 10. Students learn the concepts of 'taking away' and finding the 'difference' through visual storytelling and guided practice.

A hands-on introductory lesson for SDC preschool to 1st-grade students to learn addition using ten frames and physical counters within a garden-themed context.

A hands-on introductory lesson for SDC preschool to 1st-grade students to learn addition using ten frames and physical counters within a garden-themed context.

A creative hands-on lesson where students build a 'Place Value Person' to represent numbers up to 120 in six different ways, including standard, expanded, and word forms.