1984 Volume 48 Issue 5 Pages 217-221
The author investigated the outdoor activities of those who can't see at all. Compared with the almost blind and weak-&ighted persons, the complete blind have less area and time for their activities, and have.a few kinds of outdoor plays. Among the complete blind, especially the blind by birth and blind women have this tendency. The things which prevent the blind from playing outside are as follows:
a) few playmates;
b) the danger of traffic accidents;
c) the danger of coming against obstacles; etc.