A targeted 10-minute intervention lesson using visual models to help third-grade students grasp the concept of equivalent fractions.

A culminating challenge where students use all properties to solve a complex multi-step problem.

Building fact families to illustrate the inverse relationship between multiplication and division.

Connecting division to multiplication by finding missing factors in array models.

Using the associative property to find more efficient paths to solving multiplication problems.

Modeling three-factor multiplication using 3D block structures or stacked arrays.

Introduction to the associative property by exploring how grouping three factors differently results in the same product.

Connecting decomposing arrays to the formal notation of the distributive property using parentheses.

Using area models to visually break apart complex arrays into two smaller, easier-to-manage arrays.

Introduction to the distributive property by decomposing larger factors into 5 and 2.