Erupting volcano!! This experiment showed us that a CHEMICAL reaction can create the appearance of a PHYSICAL volcano eruption. It was really fun to watch. We used baking soda, washing up liquid, food colouring and vinegar for this experiment.

Erupting volcano!!
This experiment showed us that a CHEMICAL reaction can create the appearance of a PHYSICAL volcano eruption. It was really fun to watch. We used baking soda, washing up liquid, food colouring and vinegar for this experiment.

 

Floating Paper Clip Discovering surface tension!! At first the paper clip sank but then we discovered it can sit on the water’s surface.

 

Balloon Rocket So how does it work? It’s all about the air…and thrust. As the air rushes out of the balloon, it creates a forward motion called THRUST. Thrust is a pushing force created by energy. In the balloon experiment, our thrust comes from the energy of the balloon forcing the air out.

Balloon Rocket
So how does it work? It’s all about the air…and thrust. As the air rushes out of the balloon, it creates a forward motion called THRUST. Thrust is a pushing force created by energy. In the balloon experiment, our thrust comes from the energy of the balloon forcing the air out.

 

Balloon Rocket Video (Click to download)

We really loved this experiment. All you need is string, a straw, a balloon and tape.

To discover more fun science experiments click here.

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