Adafruit
Circuit Playground Express
Best all-in-one board for electronics beginners and creative coding students.
The Circuit Playground Express is an all-in-one microcontroller board designed for accessible electronics and programming education. It's packed with integrated sensors, vibrant LEDs, and user-friendly buttons, all programmable via MakeCode, CircuitPython, or Arduino IDE. Requiring no soldering and featuring alligator-clip friendly pads, it simplifies project building for learners of all levels. This versatile board offers flexible power options, including USB and battery, making it an ideal tool for both classroom instruction and personal creative endeavors.
$24.00
Owner Satisfaction
4.7
/ 5
Category Rank
28
/ 1541
#28 in Development Boards
Price vs Category Average
-73%
Below average
Processor
21048
/ ATSAMD ARM Cortex M @ MHz
Who it's for
- Educators and students needing versatile, accessible coding environments
- Makers wanting all-in-one functionality without extra hardware
- Classroom teachers requiring durable, easy-to-connect hardware
Who should skip it
- Developers building complex, data-heavy computational projects
- Budget-conscious hobbyists seeking the most affordable entry point
- Engineers needing extensive GPIO pins for custom sensor arrays
Performance breakdown
Educational Accessibility
No-solder design and alligator-clip pads make electronics accessible for absolute beginners.
Integrated Sensor Versatility
Packed with onboard sensors that enable complex projects without extra hardware.
Programming Flexibility
Seamless support for MakeCode, CircuitPython, and Arduino caters to every skill.
Visual Feedback
Ten addressable NeoPixels provide instant, vibrant feedback for interactive coding projects.
Processing Power
The ARM Cortex M0 is perfect for learning but limits high-performance applications.
Hardware Durability
Compact, robust build quality withstands frequent handling in busy classroom environments.
Key Specs
Processor
ATSAMD21 ARM Cortex M0 @ 48MHz
RAM
Not specified
Storage
2MB SPI Flash
Onboard Sensors
Motion, Temperature, Light, Sound
Peripherals
10 NeoPixels, 2 Buttons, 1 Slide Switch, Speaker, IR Transceiver
I/O Pins
8 alligator-clip friendly pins (8 analog inputs, 1 true analog output, 7 capacitive touch)
Connectivity
MicroUSB
Dimensions
~50.6mm diameter
Features
- Integrated sensors for interactive projects
- 10 addressable NeoPixels for visual feedback
- Supports MakeCode, CircuitPython, and Arduino IDE
- No soldering required, alligator-clip friendly
- Built-in USB for programming and device emulation
- Onboard speaker and IR for audio and communication
- Compact and durable design
- Multiple power options for flexibility
What customers say
The Circuit Playground Express earns high praise, especially for its exceptional ease of use and accessibility for beginners and educators. Its all in one design integrates numerous sensors, LEDs, and buttons, eliminating complex wiring and lowering the entry barrier significantly. Compatibility with block-based coding environments like MakeCode makes learning intuitive and fun. Educators value its robust feature set and the extensive community support, making it an ideal tool for STEM instruction. Users appreciate the thoughtful design, including alligator clip friendly pads that simplify connections. Overall, the CPE is celebrated as an excellent, frustration free investment for engaging physical computing exploration.
Know before you buy
No soldering is required. The board features alligator-clip friendly pads, allowing you to connect external components and sensors easily using alligator clips or conductive thread.
The board is highly versatile and supports beginner-friendly block-based coding via Microsoft MakeCode, as well as text-based programming using CircuitPython or the Arduino IDE.
With onboard sensors for motion, temperature, light, and sound, you can create interactive projects like a wearable step counter, a light-sensitive nightlight, or a device that reacts to ambient noise.
The board includes a dedicated battery connector, allowing you to power it with a portable battery pack. This makes it ideal for wearable projects or installations that need to be untethered from a USB port.
No, this board does not include built-in wireless connectivity. It is designed primarily for learning programming and electronics fundamentals through its onboard sensors and peripherals.
Yes, the board features an onboard IR transceiver, which allows it to send and receive infrared signals to communicate with other Circuit Playground Express boards or compatible IR devices like remote controls.
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$24