SO NOW WE HAVE THE BOTTOM AGAIN AND THE TOP, AND THAT GIVES US A SLIDING LID. WE'LL JUST GLUE THE ENDS, PUT IT TOGETHER WITH RUBBER BANDS, AND THERE IT IS. WE'VE GOT THIS DOUBLE-CHAMBER BOX ...

An exploration of the physics of cardboard boxes reveals the optimal design ... lid’s vertical sides and the base’s vertical walls. The team found that the shape of this gap affects the ...