Unique spy toy set for kids and teens: The SpyX DIY kit shows the science behind spy gadgets. A cool scientific toy that allows you to build your own spy voice recorder and disguiser. Play back completely different sounds for up to 6 seconds to deceive your target! Train yourself to be 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 and play back messages, and turn the disguise knob back and forth to make it even more interesting! Requires 3 AAA batteries.

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 for up to 6 seconds, and turn the disguise knob to speed it up or slow it down. This voice-changing toy really works!

Super fun STEM educational kit: This creative science toy set helps kids learn how to connect circuits and build a real working spy gadget. Colored wires and springs assist you in building the sound changer and understanding the entire theory easily.

Learn to play, play to learn: The STEM building toy set promotes critical thinking, fine motor skills, and problem-solving training. Assembling and disassembling the voice-changing device also teaches kids logic concepts and cause and effect. It is a great interactive toy kit that parents and kids can build together!

Ages 6+.