He estimates that moving boxes for a three-bedroom home can cost you between $250 and $350. “That cost can go up quickly if you factor in packing paper, shrink wrap, tape and mattress bags ...
as plenty of moving companies and retail stores offer unused boxes. For example, you can purchase boxes from local home improvement and other big-box stores, as well as online retailers.
Read this scenario and have a think about what may happen. The twins are pushing the box over a smooth surface and it is moving easily. What would happen if they try to push it over this surface?