A 2nd-grade lesson on the conservation of area, demonstrating that rearranging a shape's parts does not change its total area using hands-on tile activities and visual comparisons.
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.
This lesson introduces two-digit addition using the conserving and incrementing strategies, showing students how to bridge visual base-ten models to mental step-by-step counting.
A lesson focused on mastering three-digit subtraction with regrouping, specifically targeting the challenge of subtracting across zeros and applying these skills to real-world word problems.
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.
Mastery of the high-level multiplication facts for numbers 11 and 12, along with comprehensive mixed-fact reviews for ultimate fluency.
Progressive multiplication facts for numbers 6 through 10, focusing on the more challenging mid-range factors. Includes individual fact quizzes for each number.
Introduction to multiplication facts focusing on the foundational numbers 0 through 5. Includes individual fact quizzes for each number to build confidence and speed.
A collection of teacher-facing tools including scoring keys, result interpretation guides, and class-wide data tracking charts to help educators act on diagnostic findings.
A diagnostic assessment for 5th-grade students focusing on decimal operations, powers of 10, multi-digit division, and adding/subtracting fractions with unlike denominators.
A diagnostic assessment for 4th-grade students targeting multi-digit multiplication and division, place value to 1,000,000, fraction equivalence, and basic decimal notation.
A diagnostic assessment for 3rd-grade students covering rounding, multi-digit addition/subtraction, multiplication and division concepts, and introductory fraction understanding.
A diagnostic assessment for 2nd-grade students focusing on place value to 1,000, addition and subtraction within 100, and early foundations of multiplication through arrays.
A collection of 9 standardized probes and tracking tools to monitor student growth in number sense and fractions.
A March Madness-themed lesson that provides students with a strategic "Game Plan" for deconstructing and solving math word problems. Students use a basketball-themed graphic organizer to scout for data, draft a playbook, and execute their solution.
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.
A comprehensive lesson on identifying US currency, counting totals, and calculating change up to $10 using a marketplace theme.
The final week combines all themes for an epic wrap-up. Problems range from enchanted forests to backyard science experiments.
Week 5 returns to everyday life with neighborhood-focused problems, including community garden planning, lemonade stands, and local park events.
Week 4 explores seasonal and holiday scenarios. Students solve problems related to garden planting, snow day preparations, and holiday gift giving.
Week 3 dives into a world of fantasy and adventure. Problems involve dragon hoards, wizard potion ingredients, and knightly armor sets.
Week 2 features animal-themed two-step word problems. Students calculate zoo animal diets, pet store inventories, and wildlife observations.
Week 1 focuses on two-step word problems set in everyday school and home environments. Students solve problems involving lunchroom supplies, library books, and household chores.
A hands-on exploration of 3D shapes where students identify, describe, and sort solid figures by their physical attributes and real-world applications.
A quick, hands-on exploration of liquid volume focusing on the liter as a standard unit of measurement. Students use a 1-liter reference to estimate and measure the capacity of various everyday containers.
Applying addition and subtraction skills to solve complex multi-step word problems and 'boss' challenges.
Mastering two-digit subtraction with regrouping, focusing on 'borrowing' from the tens place.
Mastering two-digit addition with regrouping, focusing on the concept of 'carrying' ten ones to the tens place.
Provides a comprehensive visual reference for 4th-grade place value concepts, extending up to the millions place.
Assesses 2nd-grade proficiency in basic addition and subtraction operations, including word problems and regrouping.
Deepens 5th-grade students' understanding of fraction equivalence through visual modeling and symbolic manipulation.
Focuses on building fluency with multiplication facts for 3rd-grade students through engaging practice drills.