STEM Hands On

23April

Hands-On Wednesday

Soda Explosion

Have you ever opened a soda and it bubbles? That's because of carbon dioxide gas.  When you add mints, a chemical reaction occurs with the carbonation causing a soda explosion!

Posted in STEM Hands On

22April

Happy Earth Day

Plastic Rescue Mission

Plastic Rescue Mission

On April 12th, Girlstart hosted our ninth annual Girls In STEM Conference. Over 430 girls engineered a prototype to help clean up the millions of tons of plastic from our oceans. Join in on Earth Day to design your own plastic rescue device! Download the activity here.

Posted in STEM Hands On

16April

Hands-On Wednesday

Ketchup in Bottle

Ever wonder why some objects float and others sink? It’s all about buoyancy! Watch the ketchup packet change positions by adding pressure to the bottle.

Posted in STEM Hands On

09April

Hands-On Wednesday

Seesaw Candle

This seesaw candle experiment puts into practice Sir Isaac Newton’s third law, “For every action there is an equal and opposite reaction.” Watch physics come to life as wax drips from the candle propelling the see-saw motion!

Posted in STEM Hands On

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