Topic: homemade

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Liquid Sand Hot Tub: Making a giant fluidized bed of sand

When air is pumped through sand in just the right way, the sand begins to behave a lot like a fluid. As air escapes between the sand particles, items placed in the sand will begin to float. Others will sink. And when ...

A home made string shooter & slow moving waves in rope

This string shooter uses two wheels on motors to push a string forward while a tube guides the string back through the wheels, creating a constant loop that appears to defy gravity and demonstrates wave phenomena. ...

How to build your own Wave Machine physics demo

This National STEM Centre DIY Wave Machine demo is a perfect hands-on experiment for home or in the classroom. The ingredients: Duct tape, wooden kebab skewers, and jelly babies, (or dots... or maybe gummy bears if th...

A pendulum wave demonstration with bowling balls

Thanks to these 16 bowling balls hung from a 20 foot wooden frame in the mountains of North Carolina, we can see what a large-scale pendulum wave apparatus looks (and sounds) like. Filmed by Maria Ikenberry, she also ...

How to Make Balancing Sculptures – ExpeRimental

Physics! Engineering! Kinetic sculptures! Snacks! Learn about the science of stability (and instability) while making these delicious DIY balancing sculptures. In this episode of ExpeRimental, Ri's Director of Sci...

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