Second Grade students learned about simples machines: inclined planes, levers, pulleys, and wheel and axles. They were then challenged to build some of their own, using only cardboard, recycled materials, scissors and masking tape.
Second Grade students learned about simples machines: inclined planes, levers, pulleys, and wheel and axles. They were then challenged to build some of their own, using only cardboard, recycled materials, scissors and masking tape.
