FULL EPISODES (88)
S3 E28: How to make a square vortex ring!Dianna from Physics Girl makes DIY crazy vortex ring shapes with Grant Sanderson ...
S3 E26: We turned this truck into a GIANT CAMERA!We made a pinhole camera in the back of a Uhaul!
S3 E27: How to make fluid "climb" up! AMAZING SLIME EXPERIMENT!Slime exhibits some crazy unusual properties, like viscoelasticity, because it's ...