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

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

Kids hone their single-digit addition skills as they match equations with their missing factors.

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

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

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

Help young learners identify the correct fact family equations in this exciting addition game.

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

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

Children race down the river and across the finish line by choosing the equations that make 20.

Children hone their multi-digit addition skills in this fun race to the finish line!

Hone first grade addition strategies with this underwater math adventure!

Add one and find the sum! In this game, children practice number and pattern recognition skills.

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

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

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

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

Find the sum of 12 plus 8 and other combinations that make 20 in this online diving adventure.

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