Gyan Kosh

Sr.No. Title Youtube Link X Class Document XII Class Document
81 Exploring an icosahedron https://www.youtube.com/watch?v=j5nd3QX-HR8
82 Exploring an octahedron https://www.youtube.com/watch?v=GGNNCdXjA4w&t=90s
83 Front-Back Bicycle https://www.youtube.com/watch?v=1JUHnbux-H0&t=5s
84 Front-Back Bicycle- Part 2 https://www.youtube.com/watch?v=WNRvJzC5ggA
85 Fun with Great Dodecahedron https://www.youtube.com/watch?v=eD1-PUHQx8k&t=56s
86 How much land does a man need: Part 1 https://www.youtube.com/watch?v=9H7-NEdJ6XA
87 How much land does a man need: Part 2 https://www.youtube.com/watch?v=lmcGF4lghc4
88 Intuitively prove that the volume of square pyramid has 1/3 (area of base) * (height) https://www.youtube.com/watch?v=OrNc1Cp6s90
89 Magical Turn Table: transforms from square to triangle https://www.youtube.com/watch?v=tSTIEQxo4bw
90 Paper Tangram https://www.youtube.com/watch?v=WXrkasrysqI
91 Single cut IITGN: cutting out letters in a single straight cut https://www.youtube.com/watch?v=ueGactKV0A4
92 The making of great dodecahedron https://www.youtube.com/watch?v=Y3BFvNjeBnw
93 The world's narrowest fluid channel using graphene https://www.youtube.com/watch?v=mbQahUMADIM
94 Visual Proof of centroid dividing median in the ratio 2:3 https://www.youtube.com/watch?v=hv1Zg_SpOiE
95 Golden Ratio https://www.youtube.com/watch?v=aFBWysRrhEk
96 History of Genetics https://www.youtube.com/watch?v=ijx6G5GZOJ8
97 Fidget Generator https://www.youtube.com/watch?v=ZBrKIXIHtmY
98 Making your own Chappal https://www.youtube.com/watch?v=KVyXkeU0DgU
99 Mechanical Binary Counter https://www.youtube.com/watch?v=v83Uvg_ySK8
100 Ball mixing Puzzle: Demostration https://www.youtube.com/watch?v=SlyYeeLQ4-o

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