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

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

Learners practice subtraction and patterns of one less in this underwater math race!

Players race down the roaring rapids while practicing subtraction patterns of one less.

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.

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

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

Which subtraction fact is correct? Review subtraction fact families in this exciting math game.

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

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

The alligators are hungry for numbers, and kids use number skills to feed them.

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

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

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

Children hone skip counting skills as they help the woodpecker peck the boards in numerical order.

Can you tell time to the half-hour? Practice first grade math skills in this dino-themed time game.

Hone first grade addition strategies with this underwater math adventure!

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

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

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

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

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

In this underwater game, children choose the correct subtraction expression for a given fact family.

Practice first grade math skills with this exciting time-themed Dino Fishing game.

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

Crunch through different shapes, like cubes and spheres, in this geometry-themed math game.

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

Kids find numbers with tens and ones in this place value game show!

Kids pick the right set of peapods to demonstrate their knowledge of ones and tens.