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Comparing the strength of solid wood with that of plywood Featured science projectScience project video

Observation

It is observed that  oak , which is a hardwood,  could bear the  most weight before breaking;  while the plywood  could bear the  least  before breaking.
 

Wood tested Type Breaking weight (kg)
Plywood Engineered wood 13.5
Oak Hardwood 16.5
Redwood Softwood 14

The graph below represents the results of our science experiment.
 

wood hardness science fair project

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Complexity level:
7
Project cost ($):
70
Time required:
1 hour to prepare, 6 hours for observation
Material availability:
Easily found
Safety concerns:

Ensure that safety equipment (gloves/goggles) are worn when handling power tools. Tools should be handled only by an adult