Galton Board, Доска Гальтона

26-February-2018 Monday
Sort balloons by color.

roBopRlllaRPbI6a

Sort balloons by color. - , , Probability theory, Education, , Fake

1 more images

Galton Board Доска Гальтона Education Стена с Малаховым Probability theory Fake

v20240901