Tell us about yourself!
Deck of Cards in a Bottle (It's a puzzle!)
How to Put a Rubik's Cube in a Bottle!
How-To Make Fireworks From Marshmallows, a Pyrotechnic Putty
Remote Controlled Human (powered by Spark Core)
Control your friends using the power of Neuroscience (Remote Control Human Part II)
Explore Your Genome!
DIY EEG (and ECG) Circuit
The Tin Can Rose
How to Make Wooden Rings With a Drill
How to Roast Chestnuts in the Oven
How to Make a Match Rocket
Secret Message in Audio