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

Ask your child to practice adding up to 10 and breaking down math equations in this math race.

Hone first grade addition strategies with this underwater math adventure!

Kids sharpen mental addition skills with this silly construction math game.

Practice essential first grade addition skills in this river-themed math game!

Kids practice matching each addition equation to its missing factor in this interactive math game.

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

Take a deep dive into the addition strategy of adding one more with this underwater math adventure!

Which equation looks right? Review fact families and addition to 10 in this educational math game.

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

In this energizing math game, think about how different numbers can add up to 20.

First graders match the cards that equal the same value in this mental math matching game.

First graders hone their addition skills of adding one more with this water rafting math adventure!

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

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

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

Children practice adding two-digit and one-digit numbers to dig up fossils in this math game.

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

Practice two-digit addition and adding multiples of 10 in this Dino Fishing math game.

Practice addition to 100 using multiples of 10! This game highlights two-digit addition math.

Children use their addition knowledge to complete equations in a race to reach the sunken treasure.

Which number is missing? Click on the number that fits each addition expression and win the race.

Dive for treasure and missing factors in this online game featuring addition equations.

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

Children must choose the correct addition expressions as they race to the sunken treasure chest.

Children complete a race by choosing the correct addition expressions for the given fact families.

Children hone their knowledge of addition and missing addends in a race to reach the sunken treasure.

Kids practice adding and taking away 10 in this silly game show.

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

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