14 DIY Halloween Costumes For Science Geeks

Instead of buying a pricey Halloween costume and later regretting it, why not make your own this year?

Just scroll down to see 14 of our favorite science-themed costumes that are easy and cheap to make. They’re perfect for the office party that you forgot was happening, or for handing out candy to trick-or-treaters. Happy Halloween!

1. Nikola Tesla

Grab a suit, draw on a mustache and strike the classic pose.

2. Bill Nye The Science Guy

A simple blue lab coat and red bow tie will make you surprisingly recognizable.

3. Neil deGrasse Tyson

A vest covered in planets and stars makes you a Tyson doppelganger.

4. A Classic Mad Scientist

Gloves, a colorful “chemical” mixture and some frizzy hair complete this costume.

5. Pluto

If you can’t snag a silver globe costume in time, go for a cardboard sandwich board setup, and don’t forget the heart.

6. CO2 Or White Blood Cells

Some IKEA round lampshades will make this costume a breeze. Add an egg crate bed pad for the lymphocyte look.

7. 404 Error

Computer science lovers just need a Sharpie and a T-shirt.

8. NASA Astronaut

All you need is duct tape, a gray sweatshirt and moon boots to mimic this look.

9. A Graduated Cylinder

You finally have a use for the graduation cap that you saved. Chemistry FTW.