Shadow puppets aren’t just for sunny days. They’re great fun indoors with a torch in winter, too. These Halloween shadow puppets are a great simple science and craft activity for a Halloween party or for adding a bit of spooky science fun to your house decorations. What is a shadow? Shadows are made when an…
If you need a last-minute creepy addition to your Halloween costume, we’ve got just the thing: fake blood! It looks great, and you probably have everything you need for our fake blood recipe already in the kitchen, so you don’t even need to go shopping. This activity is also found in my book Gross Science!…
It’s almost Halloween, which means we’re in crazy spooky activity mode. I wasn’t sure I’d have time to post much new content this year, but a couple of easy ideas popped into my head, and I couldn’t resist trying them out. Did you see my spider drawing robot? We’ve built circuits for small light-up houses…
As Halloween is approaching we thought a spider themed drawing robot would be fun to make. These are great fun to design and build and very satisfying to watch as they draw circles all over a page. The movement of the drawing robot can be unpredictable so an interesting extension challenge is to work out…
Are you planning a Halloween party this year? If so, we’ve got lots of fun and easy Halloween party ideas and games to keep guests of all ages entertained for hours. Don’t forget to test your knowledge of all things Halloween with my FREE Halloween Science Quiz, too! Halloween Party Decorations First, why not decorate…
We couldn’t resist making some mini fizzy pumpkins this week. These are super easy and such a lot of fun. Baking soda and vinegar reactions never get boring! Baking Soda is alkaline and reacts with acids (in this case, vinegar), releasing carbon dioxide (a gas) and water. It’s the bubbles of carbon dioxide that produce…
It’s almost Halloween so we’ve been busy making goo, potions and practising spooky mirror writing! Mirror writing is harder than you think and might take a bit of practice. Materials Black card Chalk pen Mirror Instructions Try writing your name backwards using the hand you normally write with. Do you have to think more carefully?…
Did you know you can blow up a balloon without touching it? I’ve added a little Halloween twist to this activity by turning the balloon into a pumpkin! We’ve done this science activity a few times in various ways. Alka Seltzer and water, an effervescent vitamin tablet and water or baking soda and water all…
These easy squeezy bottle rocket spiders are brilliant fun to make and a fantastic introduction to forces, especially Newton’s Third Law of Motion. For every action, there is always an opposite and equal reaction. Imagine a space rocket taking off. The rocket’s action is to push down on the ground with the force of its engines. The equal…
If you’re not a fan of Halloween or need some inspiration for using up leftover pumpkins, we’ve got some fun ideas to help you out! Fun things to do with leftover pumpkins Make a fizzy pumpkin Add baking soda, dish soap ( washing up liquid ), food colouring and water to the middle of a…
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