Regularly working with manipulatives can help boost second graders’ fluency and confidence in fundamental skills.

Students practice addition and subtraction problems without regrouping. In this lesson, students practice addition and subtraction problems without regrouping using base-10 block manipulatives and ...

Students put all their addition and subtraction skills together to solve equations. In this lesson, students put all their addition and subtraction skills together to solve equations. Julia begins ...

You use addition to find the total amount, when you have two or more numbers. You use the addition symbol (+) to add numbers together and then the equals symbol (=) to give you the answer. Let's add ...

Tricky Math Riddles: The brain needs regular exercise to function well, and nothing stimulates it like solving riddles, puzzles, and brain teasers. These are fun and easy-to-do things that can work ...