ScienceXplosion
25.12. 17:24
Super Shape!
doporučit pořad na Facebooku
najít na ČSFD
Eric learns why the triangle is a very important shape for building. He builds a bridge made of straws that is much stronger than it looks.
Eric learns why the triangle is such an important shape for building. He builds a bridge made of straws that is so strong that he can balance several books on it.
Všechna vysílání pořadu