What's new


By , 6 February 2013

Two yellow balls of plasticine. Each has four red balls of plasticine attached to it with toothpicks.


Leave a Reply

By posting a comment you are agreeing to the Double Helix commenting guidelines.

This site uses Akismet to reduce spam. Learn how your comment data is processed.

Double helix cover

Double Helix

If you're after more activities for kids sign up today!