Voice, Gesture and IR Remote Controlled Alphabet Learning Display for Kids Based on 16×16 LED Dot Matrix Display

摘要

Learning the alphabet is an important step in teaching kids to read. There are variety of ways and tools to introduce alphabets to kids. This paper represents a device to teach number and alphabet of different languages like Bengali, English and Arabic to kids. The device consists of a 16X16 LED matrix display with MAX7219 display driver IC, ATmega328P microcontroller, IR receiver and BC05 Bluetooth module. The device has multiple control options to make it more interesting to kids. It can be controlled by voice, TV remote and android application. Another interesting option is to show an alphabet or number to the display by drawing gesture in the smartphone. As children love the variety in learning, so we think this device make the learning procedure more appealable to the children. It will also help in lessening their addiction to harmful gadgets for eyesight and keep their mind aside from those.