Learning chemistry doesn’t have to be scary. Well, except on Halloween! Pick your favorite link and celebrate October 31st with some spooky science! Look for creepy chemistry categories like dry ice, body parts, costumes, pumpkins, and food.
- Boo Bubbles
Create soap bubbles filled with a swirling white fog. Find out how to get this ghostly effect.
- Crystal Ball Bubble
In my dry ice crystal ball I see… lots of great chemistry for your Halloween celebration this year!
- Halloween Dry Ice Secrets
Nothing says Halloween like an eerie stream of “smoke” from a cauldron. This link promises “ooze” and ahhhs with these demos.
- Laundry Detergent Glowing Skull
Your neighbors will be sure to admire your decorating skills when you create a glowing skull on the sidewalk or window.
- Bag of Blood
Stab a bag of “blood” without spilling a drop in this super easy Halloween twist on a classic demo.
- Fake Blood Recipe
Need to whip up a bowl or two of fake blood for the big Halloween night? Try these tips, and don’t be afraid to experiment!
- The Chemistry of Blood
What makes your blood, blood? This chemistry really gets under your skin.
- Fake Flesh Recipe
It’s edible fake flesh that you can make with stuff in your kitchen cupboards! There are even tips on how to make it more gruesome.
- Frankenstein's Hand
Frankenstein called and can’t make it to the party. Could he send just his hand instead? An acid–base reaction makes it come alive.
- Halloween Mystery Box Game
Feels like… brains! Try this creepy but fun way to hone your observational skills, without peeking in the box.
- Zombie Brain Fluffy Slime
It’s so fluffy! Try this slime recipe in a brain-shaped mold.
- Periodic Table Costumes
This could be one of the easiest chemistry Halloween costumes ever. Choose your symbol, grab a cardboard box, and personalize it to your element.
- Halloween Chemistry Costumes
It’s a chemistry Halloween masquerade. Can you identify the elements and compounds represented by these costumes?
- Chemistry Costumes
Can’t think of a thing to wear to the Halloween party? Try one of these creative (and cheap!) chemistry-themed costumes.
- Science Geek Halloween Costumes
Do it yourself and dress it up for Halloween—science style.
- Chemistry's Contributions to Halloween Safety
Costumes take chemistry—how does it keep you safe?
- The Chemistry of Pumpkins
Pumpkins take front and center during this holiday. Learn about their chemistry before you carve.
- Glow in the Dark Pumpkin
It takes just one item to give your pumpkin a ghastly glow. Ready for a visit to the craft store? Tip: for a longer-lasting pumpkin, try artificial carvable pumpkins like these “Funkins.”
- Spooky Halloween Jack-o-Lantern
Here’s something new for your pumpkin to spew. It’s simple with a little dry ice.
- Periodic Table of Pumpkins
Have a lot of pumpkins on your hands? See what a team of university students decided to do.
- Keeping a Jack-o-Lantern Fresh
Looking for ideas on how to keep your cut pumpkin pristine? This pumpkin expert has some suggestions.
- Rainbow Fire Jack-o-Lantern
Give your carved Halloween pumpkin a little oomph with a green fiery glow. It all starts with hand sanitizer.
- Carving Nanopumpkins
These aren’t the perfect size to display on your front porch, but they’re some cool science.
- Witches’ Brew Recipe
Don’t forget a tasty beverage for your Halloween party! This brew carbonated with dry ice will quench the thirst of any ghoulish guest.
- Halloween Science Treats
Add glowing Jell-O to your party menu with this recipe.
- Halloween Treats
You’ll be happy to hear that pumpkins and chocolate have antimicrobial and antioxidant properties. Now, which would you rather eat first?
- Halloween Nassau Reaction
This clock reaction is the perfect combination of colors for Halloween. It starts out colorless. Can you guess which two colors it turns?
- Genie in a Bottle
Rub the bottle and ask this chemistry genie to come out and give you a wish for Halloween.
- Giant Smoke Rings
Send out these super-size smoke rings at your Halloween gathering.
- Halloween Demo Show
Combustion is the name of the game in this show’s series of 23 demos. Use their plan and patter, or adjust it how you like.
- A Halloween Story
Riddle me this… How can I combine a mysterious riddle with great chemistry demos? This story might be your answer.
- Static-Powered Dancing Ghost
This ghost wants to dance but needs your help—your balloon’s help, that is.
- Halloween Demos for AP?
Looking to scare your AP students on Halloween? Check in with “fist pump baby” and learn how.
- Molecules from the Crypt
Ah, the sweet smell of putrescine and cadaverine, ready for Halloween. Learn more about these compounds produced in decaying animals.