Make your voice sound like a robot with this cool voice changer solder kit. Add vibrato effect, or use the pitch buttons to make your voice sound lower or higher. It also comes with a built-in power amplifier and microphone--simply add a speaker to the unit. Great for pranks, as a novelty toy, or as a stocking stuffer.
Start a great hobby in electronics with this state of the art electronics project lab!
This classic device is used to demonstrate the conservation of mechanical energy.
This advanced physics kit is perfect for older children already versed in physics knowledge!
This is a deluxe soldering station that can handle any kind of application!
High-quality green laser pointer projects a green dot up to an incredible 2 miles away.
Build your very own smart robot!