how to build robot at home ?

how to build robot at home ?

- 12v bettery
- 4 weel
- motor
- metal body for weel
- need two way switch-2
- wire 10 mt  4 pair
- light indicator (led)

how to build powerbank for mobile charging at home?

how to build power bank for mobile charging ?

- need chargable cell - 2
- need one diode IN41008
- usb connector
- need power cell box
- wire

use - how to charge my mobile without charger when you going outside area ?

      - no have a light in your home and your mobile bettery low then how to charge?

how to create your own website ?

how to create your own website ?
- create email address
- create domain name
- create hosting server
- create html/php page
- upload all html/php page