I'm on a desktop PC or Mac

Use the help links below to enable Flash in your web browser:

Google Chrome
Internet Explorer
Microsoft Edge

I'm on a tablet or mobile

Unfortunately your device probably doesn't support Flash.

This resource was created by a third party. All of the games and resources Topmarks creates are tablet-friendly!

Close Help

Moving and Growing

Find out all about skeletons, their function and how they help animals and ourselves to move and grow.

Science Game
View Fullscreen 10-11 year olds

Have you tried...