Halloween STEM Roundup

Every October, we hand-pick a collection of Science Buddies projects and activities that tie in with all things Halloween. This year, we have even more great suggestions for slimy, icky, ghoulish, spooky, gross, or tasty hands-on science for Trick-or-Treat week and beyond. We can help you light up your costume with science, too!

Squishy Circuits

Candy Corn Geodesic Dome

Seeing Tonic Water Glow

Alka-Seltzer Lava Lamp

Squash Power

Building a Halloween Brushbot

Saved by the (Blood) Clot

A Spider Variety Show

Science Halloween Costumes

Spherification Juice Balls

Glow-in-the-dark Chemistry

Slime, Catapults, and Halloween

Sounds Like Halloween

Sewing an LED Patch

Mummification with Hot Dogs

More Halloween STEM

For other spooky ideas to pair hands-on science with Halloween, see:

• 24 Halloween Science Experiments!

You Might Also Enjoy These Related Posts:

• Plastics and Earth Day - Science Projects
• Arduino Science Projects and Physical Computing
• 10+ Robotics Projects with the BlueBot Kit
• 5 STEM Activities with Marshmallow Peeps
• March Madness Basketball Science Projects: Sports Science Experiments
• Women in STEM! More than 60 Scientists and Engineers for Women's History Month
• Explore Artificial Intelligence and Machine Learning with Student AI Projects
• 10 Reasons to Do the Rubber Band Car Engineering Challenge