Uploaded July 2024 | Updated September 2026, 1 week ago

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Parts of circle working model using LEDs, switch and battery.
Working model for Maths project and B.Ed project.

Materials Used:
1) LEDs - 80
2) Switches - 4
3) 1.5v AA battery - 2
4) AA battery holder - 1
5) Cardboard sheet - 1
6) Chart paper - 1
7) Glue gun -1
8) Fevicol Adhesive - 1
9) Cello Tape -1
10) Soldering Iron -1
11) Soldering Paste -1
12) Wires - 2meters
13) Wire Cutter - 1