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Lesson Plan
Curated OER

Tens and Ones Fun

For Teachers K - 1st
Youngsters use their large motor skills to build numbers to 20 in this outdoor, kinesthetic, collaborative activity. Amass cardboard boxes for groups to stack, sort, and bundle into 10s and 1s to show numbers and place value. They'll...
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Lesson Plan
Curated OER

Addition and Subtraction Facts to 20 - Manipulative

For Teachers 1st - 3rd
Here is a good lesson that will allow your student to practice their addition and subtraction facts to 20. They practice facts using fact cards and practice strategies such as doubles strategies, and count to 10 strategies.
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Lesson Plan
Student Achievement Partners

Illustrative Mathematics: Three Composing/decomposing Problems [Pdf]

For Teachers 1st - 2nd Standards
In this grade 2 lesson plan, students use base ten blocks to compose and decompose numbers.
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Lesson Plan
Alabama Learning Exchange

Alex: Fishy Addition!

For Teachers Pre-K - 1st Standards
In this instructional activity, students will use manipulatives to act out and solve simple addition problems.