Corrugated Cardboard Challenge | Ages 9-16
“Corrugated cardboard is a great and sturdy building material. What’s even better is that it’s super easy to come by--just check your recycling bins! So, here’s your challenge:”
Ages 9-16
“Corrugated cardboard is a great and sturdy building material. What’s even better is that it’s super easy to come by--just check your recycling bins! So, here’s your challenge:”
Ages 9-16