Electronic Mini Craft Little Penguin Science Tech Mini Craft Invention Elementary Student Experiment Set Training Equipment

$7.48

Tentacle Robot (Yellow) Smart Induction Automatic Turning Car, Qianshuixing Flagship Store Science DIY Kit

$40.00

Simulated Water Wheel Science Model DIY Creative Invention Primary and Secondary School Student Self-Made Water Wheel Mechanics Automatic Material Kit

$15.30

Drilling Robot Car Electric Model DIY Tunnel Shield Machine Tech Craft Small Invention Boring Machine Material Kit

$9.55

Children's Birthday Gift Electronic Building Blocks Hundred-Piece Toy, Ages 4-5, Elementary Students 7, Boys and Girls 10, Circuit 6 Experiment 1

$313.00

Wireless Telegraph Fun Kit No.1 - Morse Code DIY Electronics Project for Students

$11.40

Recorder No.1 STEM Tech Mini Craft Wooden Handmade Assembly Model Analog Signal to Digital Signal Conversion

$20.80

Circuit Board Building Blocks Toy for Kids, Birthday Gift for Boys Aged 4-9, Science Experiments, Physics Enlightenment

$58.00

DIY Science Project Kit – Traffic Signal Light Model, Scientific Experiment Materials for Elementary School Education, Assembly Toy

$33.00

Air Purifier STEM Science Experiment: Creative Handmade Humidifier Model for Elementary Students, Maker Materials

$6.67

Paper Circuit STEAM Creative Paper Art Circuit Greeting Card DIY Material Kit Desktop DIY Electrical Experiment Educational Tool

$28.00

Student Science Experiment Air Battery, Voltaic Pile Saltwater Power Generation DIY Invention Material Kit

$8.00