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Lesson Plan
Curated OER

Calculator Puzzle Patterns

For Teachers K - 5th
It's no secret that being able to competently use a calculator is an important skill. In this math lesson, young mathematicians learn how to use the counting constant function on their calculators to explore patterns and relationships...
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Lesson Plan
American Library Association

Even and Odd Numbers: Lesson Plans and Sample Problems

For Teachers Pre-K - 2nd Standards
If your youngsters are new to numbers, here are several interactive strategies to get them thinking about even and odd numbers. For example, they can count the number of desks, people, etc. in the room and determine if it is even or odd....
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Lesson Plan
Illustrative Mathematics

Boxes and Cartons of Pencils

For Teachers 1st - 3rd Standards
Boxes and cartons of pencils are a natural, real-world example for understanding bundles of ten and their relationship to a hundred. When you have many cartons, you can discuss place value, and how to represent multiple hundreds.  

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