today i will show you how to make a prisme with a pen.for this you will need a pen thats all.the image may not be clear because it is taken from a mobile phone.i learnt to make this when i was writing.the pen was held against the sun and suddenly i saw a bunch of colours on my hand.i understood that it became like a prisme.R 

Step 1:

okay this are the things you will need:
1)a pen body having flat edges

lets get started.

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Bio: I love making and breaking electronics.
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