Get ready for spooky season with these FREE videos Printable Halloween Science ExperimentsBrew spooky potions, an erupting lava lamp, creepy optical illusions, and more spooky science for kids!
Don't forget my new book Raw science, Also available to order! Raw science It's full of scary things scientific experiments and perfect research for this time of year.
You might also like my creepy (but simple) Halloween STEM Challenges.
Printable Halloween Science Experiments
These can be printed individually, or you can find the full booklet with all the activities at the end of this post.
Effervescent potions
Create your own Fizzy and spooky potionThis is even better if you go for a walk first to find a good stir stick! I also have a blank version of the recipe so the kids can write their own. Halloween potion recipe.
Optical illusion
Optical illusions are a great activity for any time of year, but these pumpkin illusions They're my favorites.
Density Flask: FREE Printable Halloween Science Experiment
To maintain this Halloween Density Jar Simple, just use water and cheap cooking oil and then try to find a creepy object floating in each layer.
Pumpkin Lava Lamp
These Halloween lava lamps They make brilliant window decorations and can be used again and again. They are also a great way to learn about density and chemical reactions.
Inflate a pumpkin (balloon)
Inflating a pumpkin balloon It's a great scientific investigation, as you can experiment with different amounts of baking soda and vinegar, use yeast and warm water, or even an effervescent vitamin tablet.
Get them all!! Free Halloween Science Experiments Handout
Halloween crafts for kids
Once you're done experimenting, try some of these easy Halloween crafts.
Crafts on Sea has a beautiful Pumpkin Suncatcher.
Red Ted Art has some Super cute origami bats.
These Frankenstein paper plates They are charming from Simple and everyday mom.
Can you think of any other Halloween activities for us?
If you still haven't found what you're looking for, check out my full list of Halloween science experiments for kids!
Last updated on October 24, 2023 by Emma Vanstone
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