2dae........

A really not so bad day..............secrets were told n were listened.........

Er............................

Nothin much happened 2dae........

I learnt how ppl in the old times check if the flat surface was really flat,how 2 get a straight line(in

de old days), n also more bout pie......no......not de pie used to eat.......de mathematical one....

Ppl used a hollow tube........see-through........ n fill half with water............n dere is a bubble.....on

de water.....if surface is tilted,bublle will go up......

Ppl used a iece of thread connected 2 a rock.........n tied it 2gether.........den dey tie de other end

of de thread n tied dat one 2 a really long wooden pole.....more like a fishing rod.....

Similarly............both of dem uses de effect of gravitational force......

Till next time,
NetherZord used NetherTimeWarp