Engineering and Technology

Ready for liftoff? Launch rockets with your own launcher!

Square wheels roll smoothly on a round road.

Explore the behavior of common night-lights controlled by photocell sensors.

Use electricity to break water into its elemental components.

Plunge into hydraulics with a pair of dueling syringes.

Learn to read the results of a homemade electrophoresis device.

Run gel electrophoresis at home with a homemade chamber.

Build a power source for your own electrophoresis device.

Pour a gel and get ready to do electrophoresis.

Use electricity to separate colored dyes.

Build a chamber before you begin gel electrophoresis.

Meet Keith Newstead, an automata artist showcased at Curious Contraptions.

Pages