Valentines come in all shapes and sizes, but the most precious are those spoken from the heart. This Valentine’s Day lesson plan will require students to verbally name and describe shapes based on their characteristics.

Use this lesson to introduce the tool of base-ten blocks to your students. This scaffolded EL support lesson can be used as a stand-alone activity, or prior to teaching Three-Digit Addition with Base-Ten Models.

This hands-on lesson will get students thinking and talking about how the numbers in fact families are related. Use alone or with the lesson plan Fact Family Trees.

Give your students a conceptual understanding of three-digit addition with this lesson focused on base-ten blocks and drawings.