Tape the empty boxes back together.
Invite your child(ren) to come help build or simply add the boxes to your building area.
Describe what they are doing as they build using words such as; balance, tall, short, stack, on top
Empty Boxes - we used soy milk boxes, but cereal or other cardboard boxes would work
Build with other materials around your house such as; tin cans, tupperware, toilet paper tubes