Education

This is a steam(water)sensor from DFRobot. This steam sensor can be connected to the Arduino IO Expansion shield directly. The output voltage wi...

This is a piezoresistive force sensor. The harder you press, the lower the sensor's resistance. Pressing lightly, the resistance changes from...

This 0.036″-thick stainless steel plate can be mounted to the front of the Zumo chassis to create a slanted, bulldozer-like blade for pushing aroun...

1/6th Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards, these 330Ohm resistors make excellent LED current limi...

1/6th Watt, +/- 5% tolerance PTH resistors. Commonly used in breadboards and perf boards, these 10K resistors make excellent pull-ups, pull-d...

A 2-pin polarised male header with 0.1″ (2.54 mm) pin spacing, designed for PCB and perfboard mounting. The keyed housing prevents reversed connect...

If you’re interested in interactive toys, smart accessories, or light-up fashions, this book is for you! Sew Electric is a set of hands-on LilyPad ...

A panel-mount LED current meter that measures 0–9.99 A DC with 2% accuracy. The bright green 3-digit LED display is easy to read, and the meter req...

A reliable, high-torque standard-size servo (FS5106B) with dual ball bearings and nylon gears. Delivering up to 83.47 oz-in of torque at 6V with a ...

LEDs - those blinky things. A must have for power indication, pin status, opto-electronic sensors, and fun blinky displays. This is a very stan...

These are very common, high quality BJT NPN transistors made by ST Micro. Datasheet: 2N3904

The SparkFun PicoBoard Starter Kit is your go-to source to begin learning everything about the SparkFun PicoBoard and the Scratch programming en...

This adjustable infrared sensor features a high-sensitivity photoreflector to perform distance detection function,ranging from 3cm to 50cm. When...

The Line Follower sensor is an add-on for your RedBot that gives your robot the ability to detect lines or nearby objects. The sensor works by d...

A standard alligator clip — an essential tool for any electronics workbench. Use it for making quick temporary connections when prototyping circuit...

  INTRODUCTION This is a breakout board for the fully integrated Hall Effect based linear ACS758 current sensor. The sensor gives precise current ...

A 120:1 plastic gearmotor with a 90° output shaft — the output is perpendicular to the motor axis, making it a compact choice for small robot desig...

The BC337 is an NPN silicon bipolar junction transistor (BJT) suitable for switching and amplification in general-purpose circuits. With a collecto...

Would you like to learn electronics, with an all-in-one board that has sensors and LEDs built in? Circuit Playground is here - and it's the best...

A Pololu micro metal gearmotor with a 5:1 gear ratio and low-power (LP) 6V motor. The LP motor variant uses precious metal brushes and draws the le...

This 20mm 4-digit 7-segment display in white is a mid-size option — large enough to read from a distance but compact enough to fit in most enclosur...