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:

• 20 Halloween Science Experiments!

You Might Also Enjoy These Related Posts:

• 20+ Coding Activities for Beginners and Beyond
• 13 Tasty Food Science Experiments!
• 8 Inspiring Native American Scientists and Engineers to Know!
• 20 Halloween Science Experiments!
• Get Inspired by these Hispanic Scientists and Engineers
• Inspiring Scientists and Engineers to Know - Asian American Native Hawaiian/Pacific Islander Heritage Month
• 10 Reasons to Do the Fluor Challenge in Addition to $10,000 in Prizes!
• Women's History Month: 50+ Women in Science and Engineering to Learn More About