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Saltwater survival Activity

by Fiona, 23 November 2022 | 1 comments

Snail shaped cookie cutter cutting out 2 slices from a potato.

Animals that live in salty water have to control the amount of salt in their bodies, or they will not survive. But how do they do it? This activity will help show you.

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Vinegar eggs and salty osmosis Activity

by Jasmine, 18 April 2019 | 8 comments

Hand holding a transparent egg shape orb.

Here are two egg experiments in one! Turn your eggs rubbery by dissolving their shells, and then make one grow and the other shrink with the power of salt water.

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