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362 min3-part Arduino course33 CQ
Looking for an interesting Arduino project? Develop new skills as you learn how to set up radio frequency (RF) communication, and build a wireless weather station using two Arduino Uno units.
962 min9-part Arduino course36 CQ
Electronic sensors are the eyes and ears of machines. In this course, learn about a variety of sensors and their applications, and discover how to implement them in your Arduino prototyping setup.
436 min4-part Arduino course20 CQ
Learn how to build and code an obstacle-avoiding Arduino robot that can interpret and process information about the surrounding environment with sensors, and then translate it into action!
343 min3-part Arduino course22 CQ
Are you interested in learning how to program, work with electronics, or use a microcontroller platform? In this course for budding programmers, learn about these tech concepts by using an Arduino!
531 min5-part Arduino course18 CQ
Are you interested in learning your way around Arduino open source hardware? This course with Electron Fun presents step-by-step instructions for creating interesting and useful DIY electronics.
17185 min17-part Arduino course102 CQ
Want to learn how to program and build devices using an Arduino? This course from Human Hard Drive demonstrates programming and circuitry basics, and helps you make an Arduino communicate with ease.
534 min5-part Arduino course20 CQ
Arduino is an open-source prototyping platform that makes hardware engineering similar to programming. Learn about Arduino and its tools, and complete a basic prototyping project involving LED lights.
22 minArduino lesson12 CQ
9 minArduino lesson5 CQ
Now that you've hooked up a 5V relay to drive a 12V LED strip the wrong way, learn the correct approach in this electronics lesson for Arduino novices.
15 minArduino lesson8 CQ
Continue learning about relays in this electronics lesson! Discover more about relay pins, how to hook them up to an LED strip, and how to calculate current.
12 minArduino lesson7 CQ
In this lesson from Robo Papa, learn how a stepper motor works and how to program your Arduino in order to move the motor one full revolution.
4 minArduino lesson3 CQ
Get ready for the first part of a fantastic course and review electrical schematics to learn how to work with relays to connect large loads to an Arduino.
25 minArduino lesson13 CQ
In this lesson, learn how to use a cloud logging service called Nimbits to record your Arduino's sensor data and post photo-resistor values.
5 minFREEArduino lessonFree3 CQ
Learn to use an Arduino & Sparkfun BigEasyDriver to control a stepper motor - and create a simple CNC machine!
14 minFREEArduino lessonFree8 CQ
Now that you are familiar with Arduino, learn the basic electrical engineering principles that will help get you started on your first project!
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325 min3-part Biology course14 CQ
Preparing for the AP Biology exam? In this three-part course, get clear explanations of Darwinian evolution by natural selection, modern evolutionary theory, and the history of life on Earth.
7107 min7-part iOS Development course57 CQ
Looking for a programming language that can do some heavy-lifting but doesn't take years to master? When programming for iOS, OS X, and watchOS, Apple's programming language Swift is the best choice!
11163 min11-part iPhones + iPads course88 CQ
Want to get the most out of your iPhone? This course from tech expert Todd Olthoff is the perfect guide, for everything from basic installation to built-in app features.
1270 min12-part Science course41 CQ
If you're looking for fun activities for kids that are equal parts science and craft, you'll love this course with lessons covering everything from homemade oobleck to egghead gardens.
10133 min10-part Calculus course72 CQ
Worried about taking a college-level or AP Calculus class? Fret not! In this course, review simple examples and graphs to explore the main concepts of both differential and integral calculus.
524 min5-part Science course14 CQ
Volcanoes are one of the many fascinating geomorphic forces that shape our planet. Learn about the types of volcanic rock and the impact of volcanic eruptions in this earth science course.
15165 min15-part Physics course92 CQ
Physics: it's what makes us who we are—and it's how we interact with the world. This course explains in detail all you need to know about modern physics concepts, from the big bang to black holes.
1152 min11-part Science course33 CQ
When you look up into the sky, do you ever wonder about the other planets that orbit around the Sun? This course explores our Solar System, from Mercury to the distant ice giants.
22144 min22-part Biology course83 CQ
Biochemistry allows us to understand the large biomolecules that run every living organism. Do you want to learn about nutrition? Metabolism? Medicine and general health? This is the course for you!
46342 min46-part Chemistry course196 CQ
Organic chemistry can be complex and difficult to learn. Professor Dave makes learning organic chemistry easy with this comprehensive course that explains the basics in a structured and linear way!