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

Hone first grade addition strategies with this underwater math adventure!

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

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

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!

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

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

In this water rafting adventure, children will be asked to choose the equation that adds up to 10.

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

Children will solve addition word problems in order to help Roly make it across the river!

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

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

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

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

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.

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

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

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

Learners hone their two-digit by one-digit addition skills in this underwater race to sunken treasure!

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

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

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

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

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

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

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

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