The ocean covers about 71% of the Earth’s surface and holds about 97% of our planet’s total water. Despite the vastness of our oceans, they are being massively impacted by human activity.

Before we had clocks and watches, people used sundials to mark the passing of time. A sundial measures time by the sun’s position and usually has markings for each hour of sunlight. Sundials have ...

Today’s STEM Challenge is super simple. The aim is to find out how many coins it takes to sink a foil boat. First, we cleaned up our treasure, then we made different sizes of kitchen foil boats and ...

These Key Stage 2 science experiments are great for school or home and perfect to sit alongside science in the classroom for Key Stage 2 in the UK or for children aged between around 7-11 who love ...

Welcome to a very eggy week on Science Sparks! Shrinking eggs is the first of 3 egg based experiments, so if you like this one, pop back later in the week to see what else we have been up to! This ...

If you're feeling the heat this week, a DIY sprinkler is a fun way to cool down. All you need is a plastic bottle and some water. This fun backyard ...

History is full of incredible female scientists. Not only have they made groundbreaking discoveries, but they have also had to fight against gender stereotypes, racial discrimination and the social ...

The pH scale measures how acidic or alkaline a solution is. It ranges between 0 and 14. Acids have a pH of less than 7. Alkalis ( or bases ) have a pH of over 7. pH 7 is neutral. I have a blank ...

Physics is key to understanding the world around us. While some aspects may seem tricky to understand, many fundamental physics concepts can be broken down into simple concepts, some of which can be ...

Now you know the science behind the reaction, why not try one of our many explosive baking soda and vinegar experiments? One of our favourites is fizzy colour changing potions! These use red cabbage ...

I’ve got another fun pirate themed activity today, this time demonstrating density. Density is quite a hard concept to grasp but this is a really nice introduction and full of little wow moments. Just ...