Learning Tips

13 Spooky STEM Activities For Halloween Fun

It's time to get spooky and have fun using these STEM activities with a Halloween twist!

Halloween season is officially here! We’ve pulled together fun ideas that build STEM skills and get your family in the spooky spirit. These activities range from building structures out of candy pumpkins and toothpicks to creating black, magnetic slime. Check them out below!

Creepy, Crawly Homemade Spider Soap | The STEAM Powered Family

Are you looking for some creepy crawly fun that comes from the Halloween season? Try this homemade spider soap! Making soap is a fun project for kids that allows them to explore their creativity, PLUS they get to use their creation which is fun for them and great for the environment.

Click here to check out this from The STEAM Powered Family.

Jell-O Brain Recipe Halloween STEM Activity for Kids (no mold needed!) | Schooling a Monkey

“Gross out your kids, friends, and neighbors with this deliciously frightening jello brain recipe! No mold needed to make this jello brain STEM activity!”

Check out this activity from Schooling a Monkey!

Create “Wizard’s Brew” or “Witch’s Potion”! | Little Bins for Little Hands

Create a bubble brew in a potions lab during this Halloween chemistry experiment and science activity! You just need simple household ingredients like hydrogen peroxide and yeast. This is an awesome exothermic chemical reaction that can get a bit messy and whole lot of fun!

Check out this activity from Little Bins for Little Hands!

Quick and Easy Candy Corn Experiment | Literacy and Lattes

Who doesn’t love some sugar-fueled fun, especially during Halloween? This quick science investigation and is a perfect quick activity for Halloween. Here’s the question the experiment deals with: What happens when you soak candy corn in different solutions?


Check out this activity from Literacy and Lattes.

Ghost Rockets for Kids | Growing a Jeweled Rose

Three words: Flying ghost rockets. What more needs to be said? This activity requires only a few items, and according to Growing a Jeweled Rose, “the kids will beg to do it again & again!”

Check out this activity.

Build Structures With Candy Pumpkins | Lemon Lime Adventures

Give the popular Marshmallow challenge a festive twist by using cute pumpkin candies to build awesome structures. All you need is a bowl of pumpkins and a jar of toothpicks and some imagination! Lemon Lime Adventures gives you several ideas on challenges you can do with the candy and toothpicks.

Check out this activity by Lemon Lime Adventures.

How to Make Magnetic Slime | Frugal Fun for Boys and Girls

There’s something magic about this black magnetic slime that makes it perfect for Halloween time! Using strong magnets, you can make this slime move without touching it or even blow bubbles with it.

Check out this activity from Frugal Fun for Boys and Girls.

Static Electricity Dancing Ghosts and Bats | Inspiration Laboratories

This experiment with static electricity brings tissue paper ghosts and bats to life! You just need a few materials like tissue paper, scissors, balloons, and tape to create a quick and fun activity for kids.

Check out this activity from Inspiration Laboratories.

Pumpkin Catapults | Playdough to Plato

“STEM activities are always a hit with my kiddos but this engineering activity had the whole family wanting to get in on the action. After explaining to my 3 and 5 year old what a catapult was, I simply challenged them to build one that would launch candy pumpkins. They couldn’t believe their ears. Launching candy across the house? What’s not to love?”

Check out this activity from Playdough to Plato.

Simple Electronics: How to Make a Magic Wand | Babble Dabble Do

This activity is perfect for Halloween or the Harry Potter family! You make a magic wand with a little light at the end. It’s “electronics and magic all wrapped up in a fun little DIY.”

Check out this activity from Babble Dabble Do.

Halloween Fizzing Pumpkin Treasure Rocks | Left Brain Craft Brain

Create fizzing pumpkin treasure rocks that combine a fun chemical reaction with a surprise inside! They’re easy to make and keep kids engaged.

Check out this activity from Left Brain Craft Brain.

Frankenworms | Kitchen Pantry Scientist

Make gummy worms come alive during this spooky experiment using gummy worms, scissors, baking soda, vinegar, and water! There’s also an accompanying video that walks you through what it should look like.

Check out this activity from Kitchen Pantry Scientist.  

Competitive Structured Block Play | Blocks Rock!

Okay, so while we might not be completely Halloween related, Blocks Rock! builds STEM skills all year long! Come up with your own Halloween twist, like competing for candy or building a monster structure, like the Robot Bug from our 3D app! Share your creations or Halloween ideas with us on social media for your chance to be featured on our Facebook, Twitter, and Instagram.

If you want to learn more about us, click here!

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