@FryRsquared@AdamRutherford Scaling a flea up to the size of a human, the fleas legs would probably be crushed under its own body weight, and thus the height it could jump to would be "zero".
Gave my physics students 40 mins to design and build a contraption that would protect an egg from breaking. Here are a few of the cool designs they came up with. #iteachphysics#eggdrop