r260 Electric Water Gun Pulse Gearbox Waterproof Automatic Water Pump Motor Pulse Water Gun Motor

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Automatic Coin-Eating Robot Fun Circuit Switch Children's Science Small Production Small Invention Technology Festival Project Toy

$55.00

Six-Wheel Off-Road Vehicle Model 1 Power Car Production Handmade Material Grade 4 Student Self-Made Elastic Car Glider

$8.33

Future Juicer Model 1 DIY Science Invention Handmade Assembly Kit Student Pretend Play Material Pack

$9.96

Dbolo Electronic Building Blocks Parts, Resistors, Capacitors, Lights, Physics Circuit Electronic Competition Experiment Materials and Accessories

$1.00

Rotating Orbit Satellite DIY Assembly Model - Geosynchronous Artificial Satellite for Geography Class

$8.33

Small Moon Landing Pod Tech Craft Kit - DIY Future Invention Mars Pod Aerospace Model Set

$9.10

FUNLOCK Circuit Board Building Block Assembly Toy Large Particle Blocks Educational Toys for Children Ages 3-12 Electronic Blocks

$149.00

Tech Small Production Small Invention Children's Educational Self-made Model Quiz Buzzer Kids Science DIY Fun Small Experiment

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DIY AM/FM Radio Assembly Kit for Elementary and Middle School Children's Electronics Learning

$106.55

Premium Science Experiment DIY Traffic Light Signal Simulation Model Tech Craft for Elementary School Education

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USA Elenco Snap Circuits Educational STEM Toy for Elementary Physics Ages 8+

$206.00