Overview
Defying gravity is Phil's mission, but maxing out a hoop glider proves to be harder than it seems. Plus: an egg drop with a pumpkin, hovering helium balloons and more anti-gravity fun!
Defying gravity is Phil's mission, but maxing out a hoop glider proves to be harder than it seems. Plus: an egg drop with a pumpkin, hovering helium balloons and more anti-gravity fun!
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