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This simple science demonstration uses only a few basic materials but demonstrates several scientific concepts and looks super impressive. Showing children the end result first is a great way to get them to start questioning and thinking about what’s happening and why. There are two different things children can observe with this activity. How fast … Continue reading “Does an ice cube melt faster in freshwater or saltwater?”
Freshwater freezes at 0°C. The presence of salt lowers the freezing point, and the higher the salt content in the water, the lower the freezing point gets. This is why salt is often used to grit icy roads in winter. It slows down water freezing on roads, making driving safer. Seawater contains salt. It will … Continue reading “Does salty water freeze? Science Investigation”
Summer is a brilliant time to explore science outdoors with children. You don’t have to set up fancy experiments, even just looking at properties of plants and leaves or testing to see if different items sink or float in a paddling pool is great simple science for little ones. Older children will love building bottle … Continue reading “50 Easy Summer Science Experiments for Kids”
The Möbius strip has fascinated scientists and mathematicians since its discovery in 1858. It’s a one-sided, non-orientable surface that can be made by twisting two ends of a strip of paper. A Möbius strip can be any band with an odd number of half twists, meaning it has one edge. It’s very easy to make … Continue reading “How to Make a Möbius Strip”
Do you know you can change the colour of white flowers by placing them in a pot of food colouring and water? This easy colour-changing flower science experiment is great for learning about transpiration and transport in plants. Easy Transpiration Experiment How to make colour-changing flowers You’ll need White flowers Food colouring – we’ve found … Continue reading “Transpiration Experiment – Colour Changing Flowers”
Find out how to dissect flowers and learn about their structure with this simple hands-on dissection activity and other exciting plant experiments for kids. Dissecting a flower is a great way to visually show the different parts of a flower, which can be hard to picture from a diagram in a book. What you need … Continue reading “Dissect a Flower STEM Challenge”
Candle carousels date back to the 1800s and originated in Germany. They are thought to have been inspired by windmills. Early versions were very simple, but over time, they became more elaborate with multiple tiers. Today, candle carousels are found around the world as decorations. The basic structure of a candle carousel is a central … Continue reading “Create a Candle Carousel”
This paper aeroplane launcher is very easy to build and a great simple alternative to a more complex aeroplane launcher. Paper aeroplanes are one of those activities almost everyone has tried at least once and are usually thrown by hand. How well the plane flies depends on the design of the paper aeroplane and the … Continue reading “Easy Paper Aeroplane Launcher STEM Challenge”
What is Earth Day? Earth Day is an annual event dedicated to raising awareness of climate change, deforestation and other environmental challenges facing the Earth. It has taken place on the 22nd of April each year since 1970! As the threat of climate change deepens, we need to take action now more than ever. Together, … Continue reading “Easy Activity Ideas for Earth Day”
Here at Science Sparks HQ, we love a bit of magic, whether it be a memory trick, slight of hand or even some science magic. These 10 easy science tricks for kids are great fun and mostly super simple. The density one is a little tricky and potentially messy, but well worth the effort for the … Continue reading “Science Magic Tricks for Kids”