Experimenting,
observing, measuring at
Istanbul International Small
Hands Academy (ISHA)
.
.
.
..
4.
Weighing
and weights
Learning
by trial and error and by immitating:
-
Photo
1 left scale: The boy has put a 1-yen coin on the right pan as a weight
(1.0 g).
The
other pan is up, it needs more pieces of wood on it.
-
Photo
2: Now both pans are on the same level,
..............the
five pieces of wood have the same weight like the yen coin: 1.0 g.
-
Photo
2 and 3: The other boy has balanced his scale by two pieces of wood on
both pans.
Photo
4: Many thousand years ago people knew how to weigh in Egypt: Weight have
the shape of animals.
Copyright: Peter
Schwarz and Regina Kruse-Özcelik...........back.......German.........................................last
modification: 14.04.2003