Checked content

File:Tetrahedral-3D-balls.png

Public domain I, the copyright holder of this work, release this work into the public domain. This applies worldwide.
In some countries this may not be legally possible; if so:
I grant anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Background information

SOS Children's Villages chose the best bits of Wikipedia to help you learn. Thanks to SOS Childrens Villages, 62,000 children are enjoying a happy childhood, with a healthy, prosperous future ahead of them. Help another child by taking out a sponsorship