20+ Must-Try Halloween Science Experiments for Kids

These 20 Halloween science experiments for kids are sure to get little ghosts and goblins excited. Make tea bag ghosts really fly, whip up a batch of dancing Frankenworms and use candy to make a magically growing pumpkin.

There are so many spook-tacular science experiments your kids will BEG to repeat! Try some of your favorite Halloween science experiments below and then snag our mega pack of science experiments (and record sheets they can use to keep track of their results!) in our shop or on Teachers Pay Teachers!

Spooky Experiments

To kick things off, teach kids about convection and air pressure with these super awesome (and surprisingly easy!) tea bag ghosts.

Super-Cool-Kids-Science-Tea-Bag-Ghosts-680x1024 (1)

Set up an easy salt and ice experiments with a batch of homemade haunted hands.

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Whip up a batch of crowd pleasing ghost rockets.

ghost rockets 012Draw a ghost face on a white balloon and make it magically inflate.

Have a slime fan? Mix a batch of our easy glow in the dark slime.

Glow in the Dark Slime

Teach kids about bones with a toddler skeleton puzzle.

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Want to try something crazy cool?! Grab a bag of ghost marshmallow Peeps and make these exploding geysers.

Exploding-Peep-Gysers-4

Pumpkin Science Experiments

Want a Halloween science experiment with major WOW factor? Whip up a pumpkin volcano that really erupts.

Complete a pumpkin investigation!

Make a bubbling boo bomb. (The name ALONE sounds cool, doesn’t it?!)boo 32

Hang onto your jack-o-lantern after Halloween and see what happens as it rots.

Swap out a white ghost balloon for an orange jack-o-lantern variety and magically inflate it.

Magic-Jack-O-Lantern-500x990

Whip together a batch of pumpkin oobleck.

pumpkin-oobleck1

Halloween Candy Science Experiments

Use leftover candy to test what will sink and what will float.

Grab a bag of ordinary gummy worms and turn them into super cool dancing Frankenworms.

Awesome-Kids-Science-Make-Worms-Dance-672x1024 (1)Use a bag of Reese’s Pieces to make a magically growing pumpkin.

Make candy pumpkins magically disappear.

Dissolving-Pumpkin-Candy-ExperimentsHave some candy corn lying around? Try these three easy candy corn science experiments.

Dissolve the M off of an M & M.

Dissolving-MM-Candy-Science-ExperimentGrab a handful of gummy bears and make them magically grow.

Mix together some fizzing candy corn foam dough.

Candy Corn Dough Recipe (1)

More Science Experiments for Kids

This is just the beginning!

Little Einsteins will love making a tornado in a jar, growing crystals and experimenting with magic balloons. Snag our mega pack of science experiments (and record sheets they can use to keep track of their results!) in our shop or on Teachers Pay Teachers!

Our members get MORE!

1 Comment

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