A bit more of a classical design here, with a couple of hidden innovations.

Their egg was stored inside the nose cone with minimal padding. However, in order to try and protect it, lacking the parachutes of the boy's design, they decided to try to make the rocket fall tail first by weighting it with gravel.

Of the two, this one manage to reach about 30 feet, however their egg looked like it had gone through a blender...

Scores:

Height: 6/10 Looks: 5/10 Egg Survival: 0/10

So the boys win!