Time for Spooky Halloween Science
As trick-or-treat night approaches, we have plenty of suggestions for hands-on science you can fit in with Halloween festivities and discussions!

Meet your kids where they are—in the Halloween mindset! Science Buddies has great ideas for giving Halloween a boost of hands-on science.
- Candy Chromatography: one way to use some of the candy loot from the big night!
- Glow-in-the-dark Chemistry: what's going on, chemically, in a run-of-the-mill glow stick?
- Sounds Like Halloween: conduct a scientific exploration of your scary, eerie, and ghoul-inspired Halloween music playlist!
- Vampire Bats and a Bat Detector: are their bats in your neighborhood? With the right tool, you can listen in on the ultrasonic signals.
- Biodiversity at Halloween: A Spider Variety Show: spiders fit right in with Halloween's darker side. What spiders are in your area?
- Good Hand Washing? Turn on the Black Light!: how does your family's hand washing technique hold up? Put it to a black light test and let the germs glow!
- More Halloween Science: more ideas for using up, breaking down, or counting out the excess candy.
A Ghoulish Tradition on the Blog
This year, we've added a few new Halloween-inspired posts to our collection to highlight new hands-on science projects from our library of Project Ideas. If you missed these posts in recent weeks, be sure and add them to your reading list for great Halloween-infused science suggestions:
- Science Projects that Double as Halloween Costumes: suggestions for science projects that do double duty as Halloween costumes, including cool wearable electronics!
- Saved by the Clot: Halloween's emphasis (for some) on blood and gore makes October a great time to explore a sticky topic—blood coagulation!
- A Trick of the Eye for Halloween: what happens when you stare too long at a ghost? You might keep seeing it even after you look away!
- Electronics and Play Dough: Fun, Tactile Family Science: Halloween-inspired creativity and introductory electronics with circuits, LEDs, and homemade dough.
- Slime, Catapults, and Halloween Science: experiment with polymers and colloids to create Halloween slime, or turn the Ping Pong Catapult into a candy or themed ping pong ball launcher as you explore the physics behind a successful catapult.
- Spilling Candy: Weekly Science Project Idea and Home Science Activity Spotlight: which of the candies from trick-or-treat night can "flow" like water and why?
Have a great Halloween week!
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