Now summer seems to finally be here, we thought we’d get the sand table out and start playing. We tried to make sandcastles with the dry sand, which didn’t work at all. They just collapsed. Can you think why this is? What could you add to make the sand more ‘sticky’? We added a little…
The Earth is known as the Goldilocks Planet, as rather like the littlest bears porridge it is neither too hot nor too cold. It is this favourable temperature which allows life to exist. Earth is the only planet we know of where water can be in the form of a gas, liquid or solid (…
If a planet is too close to its sun, it’s too hot for life as we know it, too far away and everything is frozen, but around each star there’s a Goldilocks Zone where there is the potential for water on a planet’s surface. As we know water is essential for life. Earth is known…
Today we are looking at filtering and how it can be used to clean dirty water. This activity is very simplified but gives kids a great overview of how water purification is carried out to give us lovely clean drinking water. Do not drink the water in the activity How to make a homemade water…
You’ve probably noticed that the moon seems to change shape over time. This is because the sun only lights up one side of the moon, the other side is dark. As the moon orbits the Earth different parts of it are lit, which is why it seems to change shape. The moon itself doesn’t emit…
What are Greenhouse gases? Greenhouse gases are gases in the Earth’s atmosphere which trap heat. An increase in greenhouse gases caused by human activity is responsible for the greenhouse effect and global warming. Think how it feels when you enter a greenhouse or when you sit in a room with lots of windows in a…
Nitrogen is an essential element for living organisms as it’s needed to make proteins for growth and repair and other biological functions. Nitrogen moves through the air, soil and living organisms ( plants, animals and bacteria ) in a process called the Nitrogen Cycle. Where is nitrogen found? In the air as a gas. About…
