How to make a LED Torch/Flashlight at Home

Please watch: "How to make a simple Toy Boat with DC Motor at home"
• How to make a simple T... -~-
In this tutorial I'm showing you How to make a LED Torch/Flashlight at Home using Marker Pen.
Things you required :-
1)- Marker Pen
2)- 3v 5mm LED Bulb
3)- 2×AAA Battery
4)- Switch
5)- Wires
6)- Spring (Any remote spring)
7)- A piece of thin Plastic
8)- Shaving Blade
etc......
Thanks!!