This explains how to control devices using wireless transceiver module NRF24L01. The same can be modified as wireless sensor project.

Take control of your home in your smart-phone with the simplest ever home automation device.

Automatic watering system for my dog.

An Arduino powered floppy disk controller and reader/writer for making and writing disk images from and to old AmigaDOS floppy disks.

Replicate the 1976 KIM-1 computer on an Arduino. Pocket-sized 6502 coding! Use serial port, or add small PCB to make a stand-alone device.

The LEDog collar lights up when it gets dark, helping you locate your dog from far away.

An Arduino interface to communicate with devices using the LANC (Control-L) protocol such as many Sony and Canon cameras/camcorders.

Use a 3D printed encoder wheel, LED, and 2 photocells to demonstrate how a quadrature encoder works.

This is a beginner project in which we'll be lighting fireworks using a Bluetooth enabled phone.

Type the correct code on the phone's keypad to hear the clue through the handset, then decode the message to finish before the other team.

An Arduino-based device that can execute brainfuck code.

This is a GSM modem (Siemen TC35i) that can be operated with a garage door opening and closing device.

Sick of your laptop underperforming or burning you? Check this out!

I have made this project using an old CD player's DC motor, Arduino Pro Mini, LED, a Hall sensor, and some other electronic components.

The Thirsty Flamingo uses a soil moisture sensor and piezo speaker to help you monitor your plant's environment.

Wireless charger with interactive light effects that can change the lighting according to the music to make your desktop more interesting.

AVR ATmega32A MCU based, DC Motors speed/position/timing controller/testing board for Stepper, Servo, Gear motors and programmable too.

This is a 6x plant moisture sensor using Cayenne & a 3D printed case.

Adding a moving red eye to the iconic Terminator Glasses.

Use three stepper motors to make the classic analog clock movement in the opposite direction.