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surface tension posts

Floating images Activity

by David, 21 March 2019 | 0 comments

Drawing of a green and red butterfly in the bottom of a bowl with a small amount of blue water.

Have you ever wanted to bring your pictures to life? Here’s one neat trick to make a drawing float away, literally!

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Upside down bottle Activity

by David, 21 February 2019 | 2 comments

Plastic bottle half filled with water with a screen tied over the opening and the whole thing inverted upside down.

Here’s a classic activity with a showy twist. Surprise your friends by inverting a water bottle without spilling its contents!

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Water balancing trick Activity

by David, 29 November 2018 | 0 comments

A five cent coin with a convex drop of blue water covering the surface.

Here’s a balancing game, but with a bit of practice you will always win! Why? Because you’ve set up a clever trick.

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