Blog

needle-step-7

By

,

Metal tray with bowl and cotton reel in opposite corners. The reel is attached to the bowl with thread, needle and magnet.

Categories:

Tags:

Leave a Reply

Your email address will not be published. Required fields are marked *

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

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

Why choose the Double Helix magazine for your students?

Perfect for ages 8 – 14

Developed by experienced editors

Engaging and motivating

*84% of readers are more interested in science

Engaging students voice