Posted by iduol beny on Tuesday, September 9, 2014,
Besides teaching physical principals, this might be a very good illustration of the concept of "unity in diversity."
https://www.youtube.com/watch?v=YhMiuzyU1ag&feature=player_embedded Continue reading ...
Pendulums
Posted by iduol beny on Saturday, September 6, 2014,
More fun with string. These pendulums on the end of strings that get everyone to dance remind us of rain and raindrops. Yes to this idea too!
https://www.youtube.com/watch?feature=player_embedded&v=59QRpcLgPOQ
Continue reading ...