This is the scientific experiment chosen by the children.
You will need:
- CDs to recycle
- Bottles tops with special valves
- Permanent markers in different colours
1.- Decorate your CD with permanent markers.
2.- Stick the bottle top in the center of the CD
3.- Blow the balloon and put it carefully on the closed bottle top.
4.- Open the bottle top pulling up the valve.You can see what happens in this video.
Your experiment is so cool! I am looking forward to try it. Ben from GermanyReplyDelete
Your experiment looks funny :) Fynn from GermanyReplyDelete
I like that the cd is mooving. Erwan from GermanyReplyDelete
We don't understand yet how it is possible that the CDs are mooving on the table! We look foward to try this experiment! Joseph streicher and Lyonel adzeyi from GermanyReplyDelete