A fundamental geometry and measurement lesson focused on distinguishing between horizontal rows and vertical columns using architectural mnemonics. Students will learn to identify and count components of a grid or array.

A lesson focused on the specific technique of regrouping across multiple place values containing zeros. Students use a step-by-step checklist to navigate the vault-cracking process of borrowing from distant neighbors.

A space-themed lesson focusing on multi-digit subtraction with regrouping. Students will practice borrowing across tens, hundreds, and thousands places using clear visual organizers.

A hands-on math lesson where second graders practice adding and subtracting money by running a simulated diner. Students role-play as servers and customers to calculate totals and provide correct change.

A set of subtraction drill practices for numbers 1-10 featuring horizontal equations and a high-energy racing theme.

A quick-fire subtraction lesson focused on facts 1-10 through a high-energy racing theme. includes a timed drill worksheet and an answer key.

A lesson on 3-digit addition and subtraction with regrouping, using a construction blueprint theme to help students visualize place value and alignment through graph paper grids and base-ten block scaffolds.

A hands-on lesson using base ten blocks to help students differentiate between two-digit numbers with reversed digits, specifically 12 and 21. Students will build, draw, and compare models to understand how the position of a digit changes its value.

A collection of high-energy math center games designed to help students master adding and subtracting multiples of 10 within 100 through play and peer interaction.

A focused lesson on three-digit subtraction with regrouping, featuring a clean worksheet and answer key.

A focused lesson on mastering three-digit addition with regrouping across multiple place values using vertical alignment.

A set of hands-on math worksheets designed to help students master comparing numbers up to 20 using counting bears, coins, and Unifix cubes.

A deep-sea exploration lesson where students use sonar clues to identify addition and subtraction operations in underwater word problems.

A safari-themed lesson where students investigate animal sightings to determine whether to add or subtract numbers within 20.

A lesson focused on identifying addition and subtraction operations in oral word problems within 20, using ten frames and number lines as solving tools.

A lesson focused on identifying the correct operation (addition or subtraction) from pictorial representations and writing the corresponding number sentence for sums up to 20.

An introductory lesson on arrays for 2nd graders, focusing on identifying rows and columns and using repeated addition to find the total number of objects.

A formative assessment focused on partitioning rectangles into rows and columns of same-size squares, aligned with 2.G.A.2. This lesson includes a student-facing assessment and a comprehensive answer key with DOK level alignment.

A lesson focused on mastering mental math strategies for adding and subtracting 10 and 100 from three-digit numbers, aligned with standard 2.NBT.B.8.

A comprehensive lesson on representing and interpreting scaled graphs, where students become 'Data Detectives' to collect, graph, and analyze information.

In this lesson, students explore the connection between arrays and repeated addition by organizing 'garden' items into rows and columns. They will learn to identify the number of items in each row/column and write corresponding addition sentences to find the total.

A high-energy introduction to arrays where students learn to identify rows and columns and relate them to repeated addition.

A targeted intervention lesson to help students distinguish between the numbers 12 and 20 using base ten block visualizations and comparative practice.

A lesson focused on mental math strategies for subtracting multiples of ten from numbers up to 120.

A lesson focused on representing numbers 0-99 in various forms including standard, word, expanded, and place value. Students act as 'Digit Detectives' to solve number cases.

A foundational lesson on representing two-digit numbers using base ten blocks and word forms to build place value fluency.

A quick assessment lesson on adding coins (up to $1) and bills (up to $20) within a fun bakery context.

A fun and visual introduction to telling time to the nearest 5 minutes, featuring a vintage watchmaker theme. Students will learn to read analog clocks and convert them to digital format.

A practical math lesson focused on identifying, counting, and solving word problems involving coins and dollar bills up to $20. Students will practice visual counting and real-world application through word problems.

A foundational subtraction lesson for 2nd grade ELL students, focusing on the 'cross-out' strategy within 10 and 20 using fruit-themed visuals.

A real-world math performance task where students manage a bakery order, calculate costs, and stay within a budget. Designed with heavy scaffolding and visual support for special education students.

A focused lesson on switching between the four basic operations, with a primary focus on 2-digit addition and subtraction proficiency.

A comprehensive lesson on using open number lines to subtract three-digit numbers up to 1,000, featuring a mountain climbing theme to engage students in strategic mathematical 'jumps'.

Students will identify the place value and actual value of digits in numbers up to the thousands place using a detective-themed investigation.

Students will learn to identify key information in word problems and apply the 'PETS' strategy to solve one-step addition and subtraction scenarios.

A comprehensive practice set focusing on the core word problem types encountered in 2nd grade math assessments, including part-part-whole, comparison, equal groups, and separate-start-unknown scenarios.

A math lesson focused on solving 3-digit addition and subtraction word problems with a food theme, incorporating regrouping skills.

A lesson designed to boost math confidence in young girls by framing addition and subtraction within 20 as 'mastermind' skills through a personal field guide and growth mindset strategies.

A focused set of materials for mastering 3-digit subtraction with regrouping across a single place value, featuring technical blueprint-style visuals and structured practice.

Practice in estimating and measuring liquid volumes using liters and milliliters, with mental math exercises and scale reading.

Introduction to liquid volume and the liter as a standard metric unit, featuring container comparisons and visual estimations.

Introduction to weight, standard units (grams and kilograms), and estimation techniques using real-world objects and pets.

A fast-paced slide deck featuring number bonds with sums up to 20. Students must identify the missing addends in a variety of numerical bond configurations.

A foundational math lesson focusing on addition strategies using ten frames to help students visualize 'making ten' to solve addition problems beyond ten.