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Turing Tumble - Extra balls
Turing Tumble - Extra gears and gear bits
Turing Tumble - Extra ramps, bits, crossovers, interceptors, and a presser
Turing Tumble
Osmo Classroom Kit - Genius Kit Edition
Replacement 3pi Ball Caster with 1/2 Plastic Ball
Smart AI Lens kit for Micro:bit
Adafruit GPIO Expander Bonnet - 16 Additional I/O over I2C
Metal ball casters
DIY Ornament Kit - 7cm Diameter
DIY Ornament Kit - 6cm Diameter - Perfect for Circuit Playground
Thermochromatic Pigment - Blue to Yellow (20g)
DIY Synth Kit
Tilt Sensor - AT407
micro:bit basic kit (with micro:bit board)
Robot Gripper - Extra Width
Makedo SCRU XL 075
Membrane 3x4 Matrix Keypad + extras [3x4]
Sensitive SW-520D Ball Switch
Micro:bit Starter Kit (Without Micro:bit board)
Turing Tumble - Extra balls
Replacement and expansion balls for the Turing Tumble mechanical computer game. Perfect if you've lost some balls, are building a custom board, or simply want extra supply on hand for longer puzzle sessions. Turing Tumble is a puzzle game for ages 8 and up where players build marble-powered mech...
Turing Tumble - Extra gears and gear bits
An expansion pack of gears and gear bits for the Turing Tumble marble-powered computer game. These additional parts let you tackle more advanced puzzles and build larger, more complex mechanical logic circuits on your board. Turing Tumble is a game where players (ages 8 to adult) build mechanica...
Turing Tumble - Extra ramps, bits, crossovers, interceptors, and a presser
An expansion parts pack for Turing Tumble, the marble-powered mechanical computer game. Add more ramps, bits, crossovers, interceptors, and a presser to build bigger and more complex logic circuits on your board. Package Contents 30× Ramps 30× Ramp counterweights 10× Bits 6× Crossovers 3× Inter...
Turing Tumble
Turing Tumble is a new type of game where players (ages 8 to adult) build mechanical computers powered by marbles to solve logic puzzles. Use ramps, crossovers, bits, interceptors, gears, and gear bits to build marble-powered computers that can generate patterns, do logic, count, add, subtrac...
Osmo Classroom Kit - Genius Kit Edition
A classroom-ready pack of four complete Osmo Genius Kit sets, providing hands-on STEAM learning for up to four students or groups simultaneously. Osmo uses reflective AI technology to bridge physical play with on-screen feedback, letting students explore maths, art, spatial reasoning, and creativ...
Replacement 3pi Ball Caster with 1/2 Plastic Ball
This ball caster was originally released as a replacement part for the 3pi robot, but the 1/2″ ball can also be used a replacement part for the newer 3pi+ robot, which has the housing for the ball built directly into the chassis. This ball caster can also be used as a general-purpose ball caster...
Smart AI Lens kit for Micro:bit
The Smart AI Lens kit for micro:bit brings machine vision and AI capabilities to your classroom or maker project. Powered by a K210 processor, the AI Lens camera module can recognise faces, track objects and colours, identify pattern cards, and even learn to recognise custom objects with a single...
Adafruit GPIO Expander Bonnet - 16 Additional I/O over I2C
The Adafruit GPIO Expander Bonnet adds 16 extra digital I/O pins to your Raspberry Pi over I²C. Based on the MCP23017 chip, it plugs directly onto the Pi's 40-pin header and communicates via SDA/SCL, leaving your other GPIO pins free. Each pin can be configured as a digital output (up to 20 mA pe...
Metal ball casters
A sturdy metal ball caster made from 1 mm stamped steel plate, capable of supporting loads up to 15 kg. At just 37 g and 20 mm tall, it provides smooth omnidirectional movement without adding significant weight to your robot chassis. The caster uses 40 small bearing balls around the main 15 mm s...
DIY Ornament Kit - 7cm Diameter
A 7 cm diameter clear ornament shell designed to house a micro:bit and battery pack for creating interactive, programmable decorations. Perfect for holiday ornaments, classroom projects, or creative coding activities — use the micro:bit's LED display, motion sensors, and temperature sensor to bri...
DIY Ornament Kit - 6cm Diameter - Perfect for Circuit Playground
Have you put up with mainstream, uninspiring, low-tech tree ornaments for too long? This season why not deck the halls with codes of holly? This DIY Ornament Kit is just the right size (6 cm diameter) for a Circuit Playground Express, 500mAh LiPoly battery, and however you'd like to dress up ...
Thermochromatic Pigment - Blue to Yellow (20g)
We’ve all seen toys and things that change color when you run them under warm water or heat them up in the sun. Some of us were especially mesmerized and had to find out what made them do that. It turns out that this is a property called “thermochromism” and it can be implemented in a number...
DIY Synth Kit
Combining electronics, making, and creativity to inspire music lovers A fun, hands-on kit for kids that teaches them how to build their own portable synth. It’s perfect for kids who are ready to really get into the nitty-gritty of how circuits and electronics work. Make Plug the components int...
Tilt Sensor - AT407
This AT407 basic tilt switch can easily be used to detect orientation. Inside the can is a ball that make contact with the pins when the case is upright. Tilt the case over and the balls don’t touch, thus not making a connection. There are numerous uses for these basic sensors, but keep in mind...
micro:bit basic kit (with micro:bit board)
ELECFREAKS micro:bit basic kit is an entry-level kit. We carefully select 5 most common electric bricks, which can be easily connected to micro:bit via basic:bit. This kit can help students learn how to build their micro:bit projects quickly. And these electric bricks can be driven by Makecode de...
Robot Gripper - Extra Width
This is a 2 DOF robot gripper that can be installed with 2 servos so as to control gripper opening and closing with one servo, and steering gear motion control (or rotation) with the other servo. Velocity range is 0 to 54 mm (0 to 2.13"). Total weight about 45 g. The servo slot fit most...
Makedo SCRU XL 075
The Makedo SCRU XL 075 is a 75-piece expansion pack of extra-long reusable connectors for the Makedo cardboard construction system. SCRU XL connectors are designed to join up to six layers of corrugated cardboard, making them ideal for thicker builds and larger-scale projects. To use, punch a ho...
Membrane 3x4 Matrix Keypad + extras [3x4]
Punch in your secret key into this numeric matrix keypad. This keypad has 12 buttons, arranged in a telephone-line 3x4 grid. It's made of a thin, flexible membrane material with an adhesive backing (just remove the paper) so you can attach it to nearly anything. The keys are connected into a m...
Sensitive SW-520D Ball Switch
This is a ball tilt switch. When the switch is vertical the switch is ON. When put horizontal the switch is OFF. All materials are manufactured using environmentally friendly raw materials, in line with ROHS requirements. Here is our hook up guide and tutorial What is a Ti...
Micro:bit Starter Kit (Without Micro:bit board)
ElecFreaks Micro:bit Starter Kit is designed for people who is at the door step of learning electric circuit and programming knowledge. The kit has provided some basic electronic components like LED, button, buzzer, temperature sensor , steering engine and motor etc.. You can not only learn basic...