Using items found around the house, can you create a bubble-blowing machine that you can take anywhere? Zita Bernet and Rafael Sommerhalder put an upside-down oscillating fan that performs an additional duty by raising and lowering a bubble wand of sorts.

Ali Kaya


Ali Kaya

This is Ali. Bespectacled and mustachioed father, math blogger, and soccer player. I also do consult for global math and science startups.

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