Summer Brain Games 2016: Straw Bridges 

Travel is easier when you have a bridge to help you get across a rushing river or a huge gorge that's in your path. There are many bridge designs -- such as arch, beam, suspension and truss -- but they all have the same function. Challenge yourself (and a friend!) to design and build the strongest bridge using only 25 straws and tape. bit.ly/2auxfXi