top of page

Brighten your workspace and your skills with the RAINBOW MINI Kit, a cheerful beginner-friendly soldering project from 3D Circuitry! This compact kit teaches the essentials of soldering through creativity — turning real electronic components into a colorful 3D display of a rainbow, wildflower, and bird fountain, all crafted from custom circuit boards.

Perfect for absolute beginners, classrooms, or anyone wanting to learn without the pressure of lights or batteries — this kit focuses purely on hands-on soldering practice and structural assembly.

🧠 Learn While You Build
Ideal for first-time solderers — no power or LEDs required
Teaches safe soldering basics and component handling
Builds confidence and precision with each connection

⚙️ What’s Included
Custom 3D circuit board parts: rainbow, flower, and bird fountain
Resistors, wires, and components for realistic design
Step-by-step illustrated instructions

🌈 Why You’ll Love It
Fun, frustration-free first soldering project
No battery or power needed — just creativity and curiosity
Great STEM classroom activity or maker gift
Collectible size — part of our MINI learning kit series
Build a little piece of joy and learn the art of soldering — one rainbow wire at a time!

Rainbow MINI Kit

$9.99Price
Excluding Sales Tax
Quantity
  • Dish PCB (x1)

    Water PCB (x1)

    Brim PCB (x1)

    Bottom PCB (x1)

    Flower PCB (x1)

    Fence PCB (x9)

    Header Pins (x8)

    Capacitor (x4)

    IC Chip (x1)

    Ground PCB (x1)

    Red Wire (x1)

    Orange Wire (x1)

    Yellow Wire (x1)

    Green Wire (x1)

    Blue Wire (x1)

    Purple Wire (x1)

  • Soldering Iron
    Soldering Iron Tips
    Solder
    Stand / Holder
    Sponge
    PCB Holder
    Diagonal Cutters
    Safety Glasses

Recommended Kits

Want More 

Instructions?

Check out our online resources for all of our kits. This includes a video to show how to assemble the kit just in case you prefer watching and listening over reading.

ChatGPT Image May 9, 2026, 12_41_52 PM_edited.png

Step-by-step
Guides

ChatGPT Image May 9, 2026, 12_41_52 PM_edited.png

Video
Tutorials

ChatGPT Image May 9, 2026, 12_41_52 PM_edited.png

Datasheets &
Downloads

Troubleshooting
& FAQs

Unlock Your Child's Love for STEM with Interactive 3D Circuitry Kits! (2).png
bottom of page