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STEM Kits for Adults

CircuitMess kits empower adults to explore the world of electronics, coding, and robotics through engaging, hands-on projects. Build real working devices, from retro game consoles to AI-powered robots. Develop valuable skills, expand your knowledge, and experience the satisfaction of creating something unique.

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    Bestsellers Bundle

    Bestsellers Bundle

    Our most popular kits, together for the best price!

    Number of projectsx3
    $339.00
    $447.00-24%
    Ships after May 4th
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    Mars Exploration Bundle

    Mars Exploration Bundle

    Start exploring with a buildable rover and the ready-to-use NASA smartwatch

    Number of projectsx2
    Free tools iconfree tools
    $399.00
    $517.00-23%
    Ships after May 4th

    exclusive

    NASA Artemis Watch 2.0

    NASA Artemis Watch 2.0

    A programmable, NASA-themed smartwatch with activity tracking & more

    $129.00
    Ships after May 4th

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    Artemis Watch Strap: Mars Red
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    Artemis Watch Strap: Mars Red

    A bold look in durable woven nylon, perfect for daily explorations

    $9.99
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    bestseller

    Coding Bundle 2.0
    Low Stock

    Coding Bundle 2.0

    Learn to code by building & programming three unique game consoles

    Number of projectsx3
    $269.00
    $337.00-20%

    bestseller

    Chatter 2.0
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    Chatter 2.0

    Build & code your own encrypted communicators

    $149.00
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    Rimac Nevera

    Rimac Nevera

    Fully-functional, limited-edition replica of Nevera hypercar

    $149.00
    $199.00-25%
    Estimated ship date: June 2026
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    Epic Gaming Bundle
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    Epic Gaming Bundle

    Empower tomorrow's innovators through engineering, coding & gaming

    Number of projectsx6
    $619.00
    $884.00-30%

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    ByteBoi 2.0
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    ByteBoi 2.0

    Assemble a retro DIY console, play pre-loaded games, and code your own

    $159.00

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    Wheelson 2.0
    Low Stock

    Wheelson 2.0

    Build and code a self-driving, AI-powered robot car

    $169.00

    bestseller

    Jay-D 2.0
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    Jay-D 2.0

    Make your own DJ mixer and learn about digital sound production

    $169.00
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    NASA Collector's Bundle

    NASA Collector's Bundle

    Includes the Artemis Watch 2.0 & all 4 official straps

    Number of projectsx1
    $149.00
    $168.96-12%
    Ships after May 4th

    exclusive

    NASA Mars Perseverance Rover
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    NASA Mars Perseverance Rover

    Build & code your own NASA-themed, AI-powered rover

    $349.00
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    Smartwatch Bundle

    Smartwatch Bundle

    Build one, program two - master wearable tech!

    Number of projectsx2
    $199.00
    $228.00-13%
    Ships after May 4th
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    bestseller

    RC Bundle 2.0
    Low Stock

    RC Bundle 2.0

    Build and code an AI car & conquer retro games with a DIY console

    Number of projectsx2
    $259.00
    $328.00-21%
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    The Artemis Strap Collection
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    The Artemis Strap Collection

    The complete collection of NASA Artemis straps

    $29.99
    $39.96-25%

    bestseller

    Clockstar 2.0
    15 left

    Clockstar 2.0

    Build & code your own smartwatch and connect it to your phone

    $99.00