The students of grades 3 and 4 created a drive train of working gears. They put their thinking hats on and used everyday materials found at home and in the classroom to make a working gear train of 2 or more gears.
The students of grades 3 and 4 created a drive train of working gears. They put their thinking hats on and used everyday materials found at home and in the classroom to make a working gear train of 2 or more gears.