Document Acties
A Terrela in our school.
Eén niveau omhoogWhat is a Terrela? Is it linked with the Sun? How to build it in a school? This is our first challenge.
- How to build a Terrela door Philippe Jeanjacquot — Laatst gewijzigd: 01-04-2008 17:13
- This article explain how to build and to use this impressive experiment called Terrela.
