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Unique Spy Toy Set For kids/Teens: The SpyX DIY kit shows the science behind the spy gadgets. A cool scientific toy that you can build your own spy voice recorder and disguiser. Play back the complete different sound up to 6 seconds to deceive your target! Train yourself the smartest secret agent!

Voice Modulator Device Building Kit: The DIY spy kit includes a disguiser module, a battery module, a disguise knob, a record/play module, a microphone, and a speaker. Record, play back the message, and turn the disguise knob back and forth to make it freakier! 3 AAA batteries needed.

New Idea Science Spy Gear: After plugging each electric block into the base and connecting the wires, turn on the switch, press and hold the record button to record your voice up to 6 seconds, and turn the disguise knob to speed it up ot slow it down. This voice changing toy really works!

Super Fun STEM Educational Kit: It is a creative science toy set for kids to learn how to connect the circuits and build a real working spy gadget. Colored wires and springs assist you build the sound changer and learn the whole theory easily.

Learn To Play, Play To Learn: The STEM building toy set promotes critical thinking, fine motor skills, and problem solving training. Put together take apart voice changing device also teaches kids logic concept and cause/effect. It is a great interactive toy kit that parents and kids can build together!

Ages 6+