Solutions and explanations given below
Here is one solution to the Rescu Bot challenge. 1.37 inches tall and 0.5 inches wide (top has been cut away to show interior support)
Can you build a rescue bridge out of 1 sheet of cardboard that holds 2.5 lb over a 10 inch span for 3 seconds?
This shows a square cross section bridge that is easier to build
Rescu Bot contest is brought to you by the Inventors Council members
Rescu Bot contest is brought to you by the Inventors Council members