Lesson Plan

Math Mystery Bags

Use this engaging mystery bag lesson to practice addition patterns of one more with your curious kindergarteners!
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Need extra help for EL students? Try the One More Please! pre-lesson.
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Need extra help for EL students? Try the One More Please! pre-lesson.

Learning Objectives

Students will be able to compare sets to explain patterns of one more.

The adjustment to the whole group lesson is a modification to differentiate for children who are English learners.
EL adjustments

Introduction

(5 minutes)
Adding 1: Baby Chicks
  • Introduce the lesson by displaying the number line to the class.
  • Ask the students if they know where to start when counting on the number line in order (starting with 0), then have them count from 0-20 along with you.
  • Say, "Right! When we count using a number line in order, we start at one end (point to 0) and move one number at a time to the other end."
  • Explain that today students will practice counting one more to compare groups of items.

Beginning

  • Allow students to count in their home language (L1).

Intermediate

  • Have students chorally count with you.
  • Provide additional examples of numbers being shown in order from 0-20.