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Homemade ice cream! Activity

by Ariel Marcy, 13 April 2023 | 0 comments

Bowl of ice cream.

You would never add a heap of salt to your ice cream, but this tasty treat can be made by taking advantage of a chemical property of salt and a bit of elbow grease. Here’s how! Safety: The ice in this activity can get very cold, well below freezing. Take care not to touch it…

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Saltwater survival Activity

by Fiona Midson, 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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Time to shape up – a quick quiz Quiz

by David Shaw, 16 March 2022 | 1 comments

By Fiona Midson and Beth Askham Here is ‘acute’ quiz for you to size up! Answer these questions to see if you are in shape.

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Keeping it clean – a quick quiz Quiz

by David Shaw, 12 January 2022 | 2 comments

It’s time for a clean start to the new year! Can you keep your score sheet clean and get 5/5?

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A taste of science – a quick quiz Quiz

by David Shaw, 26 February 2020 | 0 comments

Black lightning bolt in purple circle

This quiz explores one of our most enigmatic senses. Do have the answers you need to taste victory?

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Vinegar eggs and salty osmosis Activity

by Jasmine Fellows, 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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Water on Mars? Super cool! News

by David Shaw, 12 June 2015 | 1 comments

dark lines on the side of a crater.

It’s drier than any desert on Earth. On Mars, pure water exists only as a gas or a solid. Vast amounts of ice are found at the north and south poles and buried underground, but there’s not a drop to drink.

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Super quick ice-cream Activity

by Carol Saab, 18 July 2013 | 1 comments

Milo tin surrounded by ice in a larger sealed container

To make ice-cream we use a whole bunch of different principles from physics and chemistry. In our video, we use salt to reduce the freezing point of water to make delicious, homemade ice-cream in minutes.

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