130 Motor with Switch and Battery Box, Handmade DIY Simple Circuit Small Production Model Kit, Electronic Accessories

$1.76

Spider Robot Mechanical Eight-Legged Electric Crawling Primary and Secondary School Handmade Small Invention Science Production DIY Materials

$10.99

Zhongxia S66E Six-Tube Superheterodyne Radio Teaching Kit, Finished Assembly, OEM Processing, Handmade Final Product

$15.90

FM Radio Kit Digital Tube Display Electronic DIY Manual Soldering Microcontroller Learning Assembly Parts

$32.50

Cyber Electronic Hourglass Desktop Black Tech Clock Ornament - Open Source Project DIY Full Component Kit and Material Set

$24.00

Remote Control Tank 4-Channel Technology Production Student Manual DIY Assembly Tracked Vehicle Model Toy Maker Kit

$14.50

Electromagnetic Cannon & Artillery Tank Kit - Science Tech Craft Project, Student Handmade Assignment, Electronic DIY Birthday Gift

$21.80

Cyber Electronic Hourglass Desktop Black Tech Clock Ornament, Open Source Work DIY Full Kit Spare Parts Material Package

$52.70

Tech Project Small Invention Spider Robot Assembly DIY Kit, Science Experiment Student Handmade Material Assembly

$10.99

FM Tuning Radio Kit Digital Tube Display Electronic DIY Hand Soldering Microcontroller Learning Assembly Loose Parts

$32.00

Electromagnetic Railgun DIY Soldering Kit - Science Experiment Handmade Model Assembly with High-Voltage Step-Up Circuit

$15.50

DIY Spider Robot Assembly Kit for Science Inventions: Electronic Science Experiment Materials for Student Handicrafts

$11.11