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

Help the substitute teacher in your classroom! Planning for your class's substitute has never been easier than with this daily sub plan covering reading, writing, math, and social studies. Your sub can keep your students learning in your absence by using these lessons, worksheets, and activities.

Out for the day? Use this daily sub plan to make sure your class is ready to continue learning! Your substitute can keep your students learning in your absence by using these lessons, worksheets, and activities.

Out for the day? That's no problem with this classroom packet. With this daily sub plan, you will soon be ready to have a substitute in the classroom. Your substitute teacher can keep your students learning in your absence by using these robust lessons, worksheets, and activities.

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 lesson will provide students with an opportunity to become more comfortable with identifying and defining academic vocabulary words in a nonfiction text about a chicken's life cycle to support comprehension.

Use this lesson to review three-digit addition strategies including base-ten drawings, number lines, and the standard algorithm.