A visual exploration of subtraction using base-ten blocks to compare two quantities. Students learn to identify the greater and lesser values and define 'difference' through a real-world story problem involving chicken nuggets.

A foundational lesson on measurement, specifically focusing on inches and half-inches, translated into Japanese. Students learn to partition rulers and record data.

A comprehensive introduction to measurement, focusing on length, using inches and halves of an inch. Students learn to use rulers, collect data, and represent it on line plots while developing precision in their measurements.

A set of error analysis task cards focused on 3rd grade addition within 1000, helping students identify common misconceptions like missing regrouping, incorrect operation choice, and basic fact errors.

A comprehensive review session featuring task cards and a final challenge to solidify time-telling fluency and accuracy.

Targets the 'almost hour' challenge where the hour hand appears to be on the next hour even though the minute hand hasn't reached 12 yet.

Focuses on reviewing 5-minute intervals on the analog clock and understanding the difference between AM and PM based on daily activities.

A lesson focusing on strategies for multiplying numbers greater than 20 and exploring various methods for division, including visual representations and mental math strategies, all presented in Japanese.

A lesson focused on solving word problems involving addition and subtraction of time intervals within the same hour, using a time-travel theme.

A fun, beach-themed lesson introducing rounding through the character Rad Rounder, focusing on the midpoint rule of five.

A collection of word problems focused on identifying the correct multiplication or division equation to represent a real-world situation. Students practice translating stories into mathematical expressions.