Curated OER
Using Doubles
Bring this easy shortcut to your first grade addition lesson! By adding doubles (6+6, for example), and then adding or subtracting 1, kids learn how to solve simple addition problems with ease. This trick is especially helpful for...
Curated OER
Why Mastery of Math Facts is Important
Discover why young mathematicians should master their math facts and use this strategy to motivate their proficiency.
Curated OER
Balancing Discoveries
Students use a balance to help them with their addition facts. In this addition lesson plan, students also play the seven up game to memorize their facts.
Curated OER
Do it With Dominoes
Students explore modes for addition. In this K-2 mathematics instructional activity, students investigate the four models of addition (counting, sets, number line, and balanced equations) using dominoes. Students examine the...