Would you like to train your reaction time in milliseconds? Now you can with a timer inspired by the F1 race start lights.

Writing in a 4 digit 7 segment LED display.

One year ago I built a simple Arduino dice with my son. We have learned a lot in the meantime and it's time for an update...

A simple clock using LED matrix and RTC to display the time, date and temperature.

This is a class voting machine.

Our idea is to make a necklace using an Arduino Pro Mini and OLED display to show an animation on it.

It shows the current temperature on an 8*8 dot matrix display using DHT11 temperature sensor.

An Arduino based word clock that tells the day of the week, the month, day and year and the time to the minute in words.

Want to display text? Here is your component!

Designed for crew rowing, this speedcoach is designed to track split times and total meters traveled.

A simple 8x32 LED matrix alarm clock.

8x8 RGB LED matrix x 8 = 16x32 RGB LED matrix.

Are you tired of looking at spinning hands or plain numbers? This clock gives you the time in English!

A simple Arduino clock without RTC module for beginners.

Complete Digital Clock including many features: Alarm, Temperature, Humidy, Dew Point, RTC and PIR (Presence Infrared Sensor).

A very easy Genuino UNO project with LCD and DHT11 temp. and humidity sensor. The LCD shows the temp., humidity and other infos.

Cheapest and easiest Nixie clock in the world, the ONE TUBE™. Open source is the way. ( or use, UNO-Pro Mini/Micro-ESP )

A simple to build clock with many features.

Arduino Nano 32x8 LED matrix displaying date, time, temperature and humidity with a motion sensor.

Maze simulation for role-playing adventure using basic elements from Dungeons & Dragons.

Build your own word clock with an animated display. Includes a stylish 3D-printed case and five animation patterns.

A short and simpel project for visiualize Audio signals with LEDs.

Build an interactive arcade bedside clock, with a touchscreen, and animated arcade figures that you can record a sound of your choice.

An analog-style BMP180 barometer.