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.
This SUPER Erector Construction set is one of the best you'll find anywhere!
Experience this sphere powered by the sun!
Exciting magnet exploration for ages 8 and up!
The Y-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, engineers, writers, students, and you!
Command robotic creations with this cool construction kit!
Build over 60 projects with this deluxe version of the Snap Rover kit!
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