Why does Helium Raise your Voice?
How do Astronauts weigh themselves?
Does Farting Make you Weigh Less?
Why is the Sky Blue?
How to Waterproof Your Hand?
How to Survive a 5 Mile Fall without a Parachute
Geometric Snowflakes
Poppies!
Symmetry & Butterflies
Parabolic Curve Art
Saws and Clamps
Drill, Hammer, and Speed Square
A Simple Birdhouse
Day 1
Day 5
Day 9
Day 13
Day 17
Day 2
Day 6
Day 10
Day 14
Day 18
Day 3
Day 7
Day 11
Day 15
Day 19
Day 4
Day 8
Day 12
Day 16
Day 20