The proposed IoT solution can be employed in various fields to connect devices or things to the internet.

Purpose of this project is to write a code to control coin acceptor with Arduino so it can be used in other projects

The goal is to defeat wave after wave of descending aliens with a horizontally moving laser to earn as many points as possible.

For use in DIY homebrew radio equipment such superheterodyne single/double conversion receiver, SDR, HAM QRP transceivers or RF generator.

A solar panel that can rotate in two axis either automatically using four light sensors, either manually with the aid of two potentiometers.

Alarm clock on homemade 24x6 matrix with 144 8mm white LEDs.

Arduino is used to measure frequency and duty cycle of pulses and display them on LCD.

A simple LCD screen game where you jump over hills and duck under crows with buttons.

Java game Flappy bird on Arduino platforms.

Upon scanning the right tag and entering right pass, it will open door and send confirmation message otherwise it will send alert message.

This system is to get 100% sun energy. In this system solar panel will move in the direction of sun from sun rise to sun set.

With an ordering system and a database, the robot is designed to automatically deliver dishs to their corresponding tables.

A medicine vending machine to store and give doses via medicine bottles and alert patients at prescribed times.

Lets control the exact time our toast is being cooked with a precision ±10ms. LINE VOLTAGE, BE CAREFUL.

Use the OmniPreSense RADAR and an Arduino to read surrounding speeds and even make part of flux capacitor replica!

A simple electromagnetic sensor to measure current induced by a moving magnetic field!

Get not only 5 volts but also 9, 12 volts (18 Watts max) out of any QC-compatible charger/power bank for supplying power hungry projects.

It can detect metal coin at 15cm +, and bigger metal objects at 50cm and more. Also capable of discriminating between ferrous and nonferrous

Design of assistance to the visually impaired with removable prototype to be used in any clothes and powered by the cell phone.

I just levitated small objects using ultrasonic waves

A difficult code with a try to display waveform on a small screen with precisions. Volts-time, frequency, duty cycle and divisions.

That's a two-module chronometer for your MTB (or any others sports) to measure your time in a determined circuit!

An interesting representation of time using three dominos.

An LCD1602 alarm clock that includes many of the other LCD1602 clocks found on maker sites.