Curated OER
Finding Sums to 6
Students explore the additive identity property where they add multiple numbers to get to the number 6. In this number 6 lesson plan, students also work on their addition charts.
Curated OER
Do it With Dominoes
Students explore modes for addition. In this K-2 mathematics lesson, students investigate the four models of addition (counting, sets, number line, and balanced equations) using dominoes. Students examine the relationship between...
Curated OER
How Many More?
Students complete subtraction problems where they use goldfish crackers as their manipulatives in the problem. In this subtraction lesson plan, students use words and pictures to also show their problems.