Weekend builds, robotics, and smart home projects.
Combine an MPU6050 accelerometer/gyroscope with stepper motors to build a robot that balances itself like a Segway using a custom PID controller.
2026-06-17Upcycle old DVD drives into a working, desktop CNC plotter that can draw custom vector graphics using an Arduino Uno and an L293D Motor Shield.
2026-06-16Build a classic, affordable Magic Mirror using a Raspberry Pi, an old monitor, and a two-way acrylic sheet for under $80.
2026-06-15Build an interactive laser turret using micro servos, a pan-tilt bracket, and an analog joystick to learn 2-axis control.
2026-06-06Build an automated pet feeder using an Arduino, a DS3231 RTC module, and an MG996R servo motor to keep your furry friends fed on time.
2026-05-29Build your own Pomodoro productivity timer using an Arduino, an OLED display or 4-digit 7-segment display, and a piezo buzzer.
2026-05-27Build a portable GPS tracker that records your location, altitude, and speed onto a Micro SD card for viewing in Google Earth.
2026-05-22Build a sweeping radar screen using an Arduino, a servo motor, an HC-SR04 ultrasonic sensor, and Processing to map out objects in your environment.
2026-05-20Maximize solar panel efficiency by building an automated solar tracker. We compare a smart Arduino-based method to a simple analog Op-Amp circuit.
2026-05-18Build a sleek, minimalist digital and analog desk clock using a 24-LED NeoPixel ring, an Arduino Nano, and an RTC module.
2026-05-18Save your houseplants! Build an automatic irrigation system that senses soil moisture and turns on a water pump automatically.
2026-05-15Build a highly practical real-time digital desktop weather station using an Arduino, a DHT11 sensor, and a 16x2 I2C LCD.
2026-05-11A fun DIY electronics project.
2026-05-09Recreate the classic 1980s memory game using an Arduino, LEDs, and tactile buttons.
2026-05-09A fun DIY electronics project.
2026-05-07A fun DIY electronics project.
2026-05-04The perfect beginner electronics project. Learn how a circuit works by taping an LED directly to a coin cell battery.
2026-05-01Build an incredibly precise digital level with an OLED display and an audible buzzer alarm using the MPU-6050 accelerometer and gyroscope.