Alarm Projects

Alarm Projects

In this project, you’ll use several different sensors to create alarms. What You’ll Learn When you are finished with this project, you’ll be able to: Use an infrared motion sensor Connect magnetic sensors to detect when a door or window is open...
Hand Washing Timers

Hand Washing Timers

Learn to build some simple Arduino circuits to time yourself while you wash your hands!  What You’ll Learn When you are finished with this project, you’ll be able to: Upload code to an Arduino microcontroller Edit that code Build  a circuit using a buzzer...
Robot Mission 11: RFID Control

Robot Mission 11: RFID Control

Robot Mission 11: RFID Control In this mission, you’ll connect an RFID sensor to your robot.  Once you code your robot, it should recognize the RFID card that came with the sensor, so that it only turns on when the card activates it.    What You’ll Learn...
Build an LED Message Machine

Build an LED Message Machine

Learn to use an LED matrix and write the code to create a scrolling message on it. What You’ll Learn When you are finished with this project, you’ll be able to: Send messages using an LED matrix Code an LED matrix Build  circuit using an LED matrix What...
Build a Morse Code Reader

Build a Morse Code Reader

Free Arduino Course:  Morse Code Reader This free Arduino project requires registration to get started.  Login or register using the forms below.  Login Already a MakeCrate user?  Enter your login information below to get started. Login Username or email...
Visualize Resistance in Action

Visualize Resistance in Action

Looking to understand exactly what resistors do?  In this bonus project, you’ll use various resistance levels and see the impact they have on LED brightness and voltage levels. What You’ll Learn When you are finished with this project, you’ll be able...
Build a Color Changer

Build a Color Changer

RGB LEDs use combinations of red, green, and yellow in various intensities to create a whole rainbow of colors. In this course, you’ll learn to incorporate this special kind of LED into a circuit, and then write some code to get it to run through a spectrum of...
Serial and Parallel Circuits

Serial and Parallel Circuits

In this project, we’ll explore how series and parallel circuits impact current and voltage.  You’ll build a few simple circuits and watch as the  values change when electricity passes through them. What You’ll Learn When you are finished with this...
Build an Optical Theremin

Build an Optical Theremin

A theremin is an electronic instrument in which two high-frequency oscillators control tone while the musicians hand movements control the pitch. In this free Arduino project, we’ll build a similar instrument, in which hand movements control the amount of light...
Robot Mission 11: RFID Control

Robot Mission 10: Servo Controlled Distance Sensing

Robot Mission 10: Servo Controlled Distance Sensing In this mission, you’ll connect a servo and an ultrasonic distance sensor to allow your robot to scan the space in frontof it and turn when it senses an obstacle.     What You’ll Learn When you are...
Drag and Drop Coding

Drag and Drop Coding

Drag and drop coding is a great way to start coding without worrying about syntax or learning a programming language. In this course, you’ll learn how to use the freely available Ardublock coding editor in combination with Arduino to start learning to code. What...
Robot Mission 9: Remote Temperature Sensing

Robot Mission 9: Remote Temperature Sensing

In this mission, you’ll connect a temperature and humidity sensor to your bluetooth controlled robot.  In the previous mission, you sent data to the robot to steer it.  In this mission, you’ll receive data back from the robot to tell you the temperature wherever you...
Robot Mission 8: Bluetooth Control

Robot Mission 8: Bluetooth Control

Control your robot from a bluetooth device!   What You’ll Learn When you are finished with this project, you’ll be able to: Know how to use serial communication with your Arduino Know how to use connect a Bluetooth sensor What You’ll NeedTo...
Robot Mission 7: LED Turn Signals

Robot Mission 7: LED Turn Signals

Add advanced turn signals using LED matrices.   What You’ll Learn When you are finished with this project, you’ll be able to: Know how to code using the byte type Know how to use an LED matric in a circuit What You’ll Need To complete this...
Robot Mission 6: Sound Activation

Robot Mission 6: Sound Activation

Make your robot turn on and off by clapping your hands.   What You’ll Learn When you are finished with this project, you’ll be able to: know how to build a circuit using a sound sensor know how to adjust the sensitivity of a sound sensor Write code to...
Robot Mission 5: Line Following

Robot Mission 5: Line Following

Make your robot follow a black line, using infrared sensors.   What You’ll Learn When you are finished with this project, you’ll be able to: know how to build a circuit using two infrared sensors know how to adjust the sensitivity of an infrared sensor...
Robot Mission 4: Motion and Light

Robot Mission 4: Motion and Light

Make your robot motion activated, and let it follow a light source.  What You’ll Learn When you are finished with this project, you’ll be able to: know how to build a circuit using a PIR motion sensor Know how photoresistors work Write code to measure and...
Robot Mission 3: Avoid Obstacles

Robot Mission 3: Avoid Obstacles

Teach your robot to avoid obstacles! What You’ll Learn When you are finished with this project, you’ll be able to: know how to build a circuit with an ultrasonic eonsor.  use the speed of sound to calculate distance.  use distance measurements to make a...
Robot Mission 2:  Remote Control

Robot Mission 2: Remote Control

Connect a remote control to drive your robot! What You’ll Learn When you are finished with this project, you’ll be able to: know how to build a circuit with an infrared receiver read signals from a remote  use remote signals to write code to make a robot...
Robot Mission 1:  Start, Stop, Turn

Robot Mission 1: Start, Stop, Turn

Connect a switch to control your robot’s on and off capabilities, and add some turn signals and brake lights.   What You’ll Learn When you are finished with this project, you’ll be able to: build a switch circuit write code to read and respond to the...