Kids add buildings to the cityscape using tens and ones blocks.

What’s the sum? Add 10 to that number in a three-digit addition game for second graders.

Get ready to add 10 more! Analyze expressions like "110 + 10" and calculate three-digit sums.

Match each addition fact to its answer in this online game!

Kids click on bubbles that add up to 10 to try to keep the bubbles from overflowing.

Children use their mental math skills to determine which equations add up to 20 in this math game.

To practice place value, kids bake chocolate squares in increments of tens and ones.

Help kids build place value understanding by fixing this machine with tens and ones.

Children flex their mental math muscles as they try to quickly find the equations that add up to 10.

Add a tricky twist to measurement math drills with this fun set of riddles.

How do you make 10? Dive into a math adventure and discover simple equations that add up to 10.

Give learners plenty of practice solving addition word problems with this math game!

Kids practice two-digit addition to 100 in this action-packed number line game.

Players hone their two-digit addition skills as they match equations with their missing addends!

Kids race down the mountain by correctly subtracting multiples of 10 from two-digit numbers.

Line your rod, and get ready to practice solving two-digit subtraction word problems!

Add 100 to three-digit numbers and find the matching sums in this exciting Dino Fishing game.

Help Roly get to the party on the other side of the river by solving addition word problems!

Are you ready to add 10 to numbers over 100? Reinforce students’ learning in this ski-themed game.

Pass the peas! Kids identify two-digit numbers based on tens and ones.

Compose numbers to make 20 and build first grade addition skills in each round of this online game.

Children use their knowledge of addition to snap pictures of unique dinosaurs in this fun math game!

Fill in these addition facts! This game challenges kids to match missing addends to each equation.

Help children hone their number sense skills with this math game featuring skip counting by 10!

Kids practice adding small numbers in this silly addition game.

Children will love racing to the finish line while boosting their addition and mental math skills.

First graders gain confidence with addition and decomposing numbers in this fun water rafting game!

Which equation makes 10? Help young mathematicians figure it out in this treasure diving math game.

In this water-themed race, first graders use math and logic to fill in each addition equation.

Think about how numbers are related in this interactive game about addition fact families.