By yourself or against a friend, match whole numbers, shapes, fractions, or multiplication facts to equivalent representations. Practice with the clear panes or step up the challenge with the windows closed. How many socks can you win? This activity is now available for your phone or tablet in Google Play or App Store.

Okta's Rescue is lots of fun for kids! Plus they are using their counting skills while playing!

Okta's Rescue: Oh, no! Okta and his friends need help. Help rescue them by transporting them to a safe ocean. How fast can you transport the Oktas? Use your counting skills to save as many as you can before the timer runs out.

Bobbie Bear: Bobbie Bear is planning a vacation and wants to know how many outfits can be made using different colored shirts and pants.

Grouping & Grazing: Help the alien spaceship move cows into corrals by counting, adding, and subtracting. This activity helps children learn grouping, tally marks, and place value. As they master counting, they can move on to adding and subtracting two-digit numbers.

### Grouping and Grazing

Turtle Pond: Guide a turtle to a pond using computer commands, number of steps, and degrees of movement.

How Many Under the Shell? After Okta hides some bubbles under a shell, he then either adds more bubbles or takes some away. Students have to determine how many bubbles are left under the shell.

### How Many Under the Shell?

Patch Tool: Quilters and other designers sometimes start by producing square patches with a pattern on them. These square patches are then repeated and connected to produce a larger pattern.

Five Frame: Thinking about numbers using frames of 5 can be a helpful way to learn basic number facts. The four games that can be played with this applet help to develop counting and addition skills.

Geometric Solids: This tool allows you to learn about various geometric solids and their properties. You can manipulate and color each shape to explore the number of faces, edges, and vertices.

### Geometric Solids

Ten Frame: Thinking about numbers using frames of 10 can be a helpful way to learn basic number facts. The four games that can be played with this applet help to develop counting and addition skills.