This fun activity from CSIRO's Double Helix Club provides instructions on how to make your own origami frog. Make a few frogs with your friends and see whose frog can jump the furthest.

This physics activity from CSIRO's Double Helix Club provides instructions for a shot put water-balloon competition. What does sport have to do with physics? Find out in this activity.

Would you like to get involved in National Science Week by running your own event? We invite you to host your own science quiz night.

Download the questions for the National Science Week Quiz 2009.

Wondering how to run a science quiz? Here are some detailed instructions to help you to organise your own quiz night to celebrate National Science Week.

There are plenty of twists and turns in these tricky mazes. Can you reach the end? Brought to you by CSIRO's Double Helix Science Club.

Can you find your way through a series of simple online mazes? Brought to you by CSIRO's Double Helix Science Club.

Choose an image to colour in online. This activity is brought to you by Science by Email.

Test your memory with this Science by Email card game. How many attempts will it take you? What is your score?

The cover of the current issue of Scientriffic magazine has been scrambled. Can you slide it back together?