Science is not a chapter to memorise β it is something that happens on your table. 48 experiments and builds, sorted by Std, each with what to do, what you will see, and why it happens.
Throwing rice at a square of paper without aiming gives you the value of pi.
π§° a large sheet of paper, a pencil, ruler and a string compass, about 400 rice grains or lentilsβ¦Try it β Maths35 minA tray of dice traces out the same curve as radioactive atoms, half-life included.
π§° about 100 dice, coins or numbered paper slips, a tray or large box lid, graph paper and a pencilβ¦Try it βAsk Acharya Samayeshwar about any of these ideas β he explains them for your board and Std.