Israel doesn't get much rain, for that reason, teacher Amir Yechieli's method of conserving rain water for dry periods is highly effective. Now Yechieli plans on taking his methods to Africa's driest lands.

RoboThespian, a robot with facial gestures and the ability to move, giving a live lesson to Israel kids on the science of levers. The robot is connected to a supply of compressed air which enables the simulation of muscle movement.