Sunday, 27 October 2013
BEST AND SIMPLE LED STAND EVER
NEW DISCOVERIES AND CONCEPTS
EXPERIMENTS
MAKE A SIMPLE LED STAND
FOR READING
FROM WASTE MATERIALS
1. 3 MERCURY BATTERIES
2. 1.LED
ONE THICK IRON WIRE
USELESS MEDICINE COVER{ALUMINIUM}
NESSASARY WIRES
WATCH VEDIO
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