Practice adding ten to any number with this hundreds chart that helps kids master counting and place value.

Practice place value and addition and see where the two intersect with this hundreds chart that teaches how to add in groups of ten and one.

Represent ones and tens with crayons in this fun worksheet.

Give your kids extra addition practice with this worksheet, which teaches them that it's best to focus on the tens first.

What do cows like to listen to? To find the answer to this riddle, your kids will need to sharpen their skills in basic addition. So saddle up and let those addition skills go wild!

Lay the foundation for multiplication by having your second grade students work with the 5 x 5 array model! 

Lay the foundation for multiplication by introducing your second graders to the concept of arrays. You can use this worksheet as a scavenger hunt, center activity, or an opportunity to engage students in individual learning!

This worksheet provides students with the opportunity to work with groups and explore arrays. Students will create sentence frames and repeated addition equations based on pictures before writing their own creative story problems.

Laminate and display this worksheet to spark discussion about different types of organization. Which type of organization helps you figure out the total amount of apples? What strategies can you use?

Use these vocabulary cards with the EL Support Lesson Plan: What Are Arrays?

Use these vocabulary cards with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Use this glossary with the EL Support Lesson Plan: Mental Math Bingo with Multiples of 10.

Introduce this graphic organizer as a way to help students think about whether or not certain rules or characteristics apply to mathematical ideas always, sometimes, or never.

Help students get a grasp on mentally adding or subtracting 10 from a multiple of 10 with this fun BINGO game!

Use this glossary with the EL Math Support Lesson: Multiples of 10.

Use this worksheet to practice describing an array with repeated addition. Kids will practice writing number sentences for arrays before applying their knowledge to array word problems.