Do you know that adding carbon dioxide to water makes it more acidic? We used red cabbage indicator to test the pH of tap water and carbonated water from a Sodastream. The tap water was slightly ...

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 ...

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 science activity is a fantastic demonstration of ...

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 ...

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 ...

This activity was great on many levels. First, we had a chat about which changes are most noticeable in each season and what we could model with the LEGO. We talked about the hibernation of animals ...

If you take a look outside, you’ll probably see lots of green. Green grass, green leaves covering trees and green plants, but why are leaves green? Most plant leaves are green as they contain a ...

Here at Science Sparks, we’ve tried a lot of science experiments over the years; some have been brilliant on the first go, some have taken a LOT of tweaking, and some have been a complete disaster!

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 ...

Marshmallows are delicious to eat, perfect for melting in hot chocolate and brilliant for launching with a catapult as they are so light! This activity works well with either one full size or several ...

We created these shadow drawings over the summer holidays, but they work brilliantly at any time of year as long as the sun is shining. You can either look for shadows that have formed naturally to ...