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Proving class 7-12 with cards someday on a large wall with ladders and seeing with binoculars..

It would be fun to prove quadratic equation on a wall with cards.. By putting joker as variable to solve..

 
 
 

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Part of cd player and tape recorder story

[4/16, 6:28 AM] Harish Exinc: Not servicing the 7000 re cd music player was the biggest mistake elders can record and sell instead of selling device [4/16, 6:36 AM] Harish Exinc: https://amzn.in/d/079

 
 
 

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