Check EAA magazine archives, I think they had an article for a wood beam testing apparatus for testing wood strength.
__________________
Eventually, one needs to realize that it is far less important to be the smartest person in the room than it is to sit next to that person and make friends.
The apparatus is to be used for bench mounting and/or enable students carry out experiments on simply supported and cantilever beams. Its components are the beam material, size, support spacing and loading.
Dimensions and weights
Nett (excluding set of weights)1400x240x380mm, 28kg
Send me a private CR4 message with your email address, and I will send you PDFs of articles that might give some ideas of what you might build.
__________________
Eventually, one needs to realize that it is far less important to be the smartest person in the room than it is to sit next to that person and make friends.