Curious kids explore the science of spy gadgets in a safe, exciting way with snap circuits! This hands-on STEM kit allows tween scientists to build and activate 25+ interactive spy missions that really work! Future engineers build a working motion detector, voice changer to send cryptic messages, learn how tripwires work, shield valuables with a vibration sensor, activate alarms with light or sound, and much more! Encourage critical thinking, problem-solving, and scientific curiosity through play using easy-to-assemble components with clear, kid-friendly instructions. Great for homeschool lessons, classrooms, supporting schoolwork, or just for fun! Requires 3 AA batteries, not included.

From Elenco Electronics Inc, for ages 7+ yrs.