This set is usually for 3rd grade
but these students are so experienced with simple machines with the large elements that we are trying this today.
May 22, 2013
Pulleys can make motion fast or slow.
Gears can go at right angles.
They can make motion slow or fast.
Wheels can be on separate axles or single axle.
On separate axles they turn with less friction.
Levers can be used to make a math game.
