Will one be left out? Students will practice creative problem solving as they strive to answer this question and determine whether a group is even or odd.

Use this handy lesson plan to practice the concept of adding one! Can be used as a stand alone or support lesson for the Math Mystery Bags lesson plan.

Farewell pumpkins and turkeys! It’s time to decorate for Christmas! Your students will work on the foundations of counting, one-to-one correspondence, and one-to-one tagging as they add decorations to their Christmas cookies and trees.

In this hilarious math lesson, students will learn about addition patterns of one more using animal feet to guide them!

Many students cringe when they see a subtraction problem with multiple zeros. The “Subtract One” strategy in this lesson involves reducing the top number by one to turn the 0 digits into 9’s and then adding the one back in at the end.