CircuitMess Dusty is a DIY kit from the Wacky Robots collection that lets you build a crab-shaped robot that follows light. You'll learn about photoresistors, transistors, and electronics as you assemble it. Plus, it unlocks a bonus game for the CircuitMess Bit console (sold separately).
Dusty
Build your own robot & learn about photoresistors, plus get a Bit game

Wacky Adventure Bundle
Includes retro console Bit, 6 Wacky Robots, and 9 unique games
FREE WORLDWIDE SHIPPING
For orders over $99
LIFETIME SUPPORT
Reach out if you need help with your build
MADE IN EU
Designed & produced in EU by tech experts
SECURE PAYMENT
100% safe - PayPal, debit, or credit card
GLOBALLY RECOGNIZED
Over 100.000 STEM kits sold
FREE WORLDWIDE SHIPPING
For orders over $99
LIFETIME SUPPORT
Reach out if you need help with your build
MADE IN EU
Designed & produced in EU by tech experts
SECURE PAYMENT
100% safe - PayPal, debit, or credit card
GLOBALLY RECOGNIZED
Over 100.000 STEM kits sold
Meet Dusty

Meet Dusty
Build a robot that reacts to light
Dusty is a robot from the seaside that helps you discover the magic of light-sensitive movement.
Learn about photoresistors & transistors
Go beyond the build – understand the electronics. Dusty teaches you how photoresistors, transistors, and other components work together.

Take Dusty for a walk
Watch your robot crab chase a beam of light in light-following mode and discover how it reacts to its surroundings.
Unlock a new game on Bit
The fun continues on your Bit console! Assembling Dusty unlocks an exclusive game for your CircuitMess Bit (sold separately).
Learn new STEM skills
What's in the box?


Electric motors
Wheels, tires & wheel axle
PCB
Game token
Spacers & screws
Photoresistors
Screwdriver
Battery holder
Acrylic casings
Stickers & button caps
See what's inside

Code your CircuitMess devices with ease
CircuitBlocks puts the power of coding in your hands. This visual, block-based programming environment is designed for beginners but powerful enough for experienced coders. Generate Arduino-compatible code and unlock the full potential of your CircuitMess devices.
Have questions?
Check out our FAQs!
You'll learn how light-sensitive robots work. Building Dusty teaches you about photoresistors (which detect light) and transistors (which control the flow of electricity). You'll see these principles in action as you assemble your own light-following crab robot.
We recommend Dusty for ages 7 and up. The build involves small parts and fairly detailed instructions, so it's best suited for older kids, teens, and adults. Younger children can certainly participate with adult supervision.
No prior experience with electronics is needed to build Dusty. The kit is designed for beginners, and we provide clear, step-by-step instructions to guide you through the assembly process.
You'll probably spend around an hour putting Dusty together. It's a fun build, and then you can bring your light-following crab robot to life!
To unlock the bonus game, find the token included in your Dusty kit. Follow the provided instructions to unlock your game. (Bit console sold separately).
You can check our cancellation policy on this link.
We ship worldwide - you can get a kit no matter where you are in the world. You get a free tracked shipping for orders over $99. For orders below $99 shipping fee starts at $15. Your packages will be shipped from the EU, and if you have any questions about import charges, please check this. Within EU, You get a free tracked shipping for orders over $99. For orders below $99 shipping fee starts at $8.
Like all our products, Dusty comes with clear instructions and a build guide. You can follow the provided resources no matter how fluent you are in electronics and robotics. For additional support, check Dusty resources. If you're stuck, feel free to contact us on this link and we'll help you as soon as possible.