 Play is a constant factor in all grades of animal life. The swarming insects, the playful kitten, the frisking lambs, the racing colt, the darting swallows, the maddening aggregation of blackbirds — these are but illustrations of the common impulse...  Better Rural Schools - Strana 429autor/autoři: George Herbert Betts, Otis Earle Hall - 1914 - 512 str.Úplné zobrazení - Podrobnosti o knize
 | Karl Groos - 1898 - 384 str.
...play. Indeed, the conclusion seems admissible, in summing up the biological significance of play, that perhaps the very existence of youth is due in part...play; the animal does not play because he is young, he has a period of youth because he must play. Whoever has observed the tremendous force of the play... | |
 | Alexander Francis Chamberlain - 1900 - 540 str.
...special instincts' (252, p. xx.). The biological significance of play seems to lie in the fact that ' perhaps the very existence of youth is due in part...play ; the animal does not play because he is young, he has a period of youth because he must play.' According to Groos, ' the psychic accompaniment of... | |
 | George Herbert Betts - 1906 - 296 str.
...childish fear, instead of laughing at it or enhancing it ! Small use to be a child unless one can play. Says Karl Groos: " Perhaps the very existence of youth...he is young, but he is young because he must play." Play is a constant factor in all grades of animal life. The swarming insects, the playful kitten, the... | |
 | George Herbert Betts - 1906 - 302 str.
...instead of laughing at it or enhancing it ! Small use to be a child unless one can play. Says TheinKarl Groos: " Perhaps the very existence of youth ° is...he is young, but he is young because he must play." Play is a constant factor in all grades of animal life. The swarming insects, the playful kitten, the... | |
 | George Herbert Betts - 1907 - 296 str.
...be a child unless one can play. Says The inKarl Groos: " Perhaps the very existence of youth pV^.to is due in part to the necessity for play; the animal...he is young, but he is young because he must play." Play is a constant factor in all grades of animal life. The swarming insects, the playful kitten, the... | |
 | 1909 - 598 str.
...Child - — A Study in the Evolution of Man. Groos states that biology proves to us that the child does not play because he is young, but, he is young because he must play ! Play in childhood is concerned with everything; emotions, acts, thoughts, imaginings, speech, all... | |
 | 1909 - 558 str.
...The Child — A Study in the Evolution of Man. Groos states that biology proves to us that the child does not play because he is young, but, he is young because he must play ! Play in childhood is concerned with everything; emotions, acts, thoughts, imaginings, speech, all... | |
 | Columbia University. Teachers College - 1914 - 126 str.
...associated with play, the biological value of which has been authoritatively shown by Karl Groos. With Groos "the very existence of youth is due in part to the necessity of play; the animal does not play because he is young, he has a period of youth because he must play."... | |
 | Percy Erwin Davidson - 1914 - 120 str.
...associated with play, the biological value of which has been authoritatively shown by Karl Groos. With Groos "the very existence of youth is due in part to the necessity of play; the animal does not play because he is young, he has a period of youth because he must play."16... | |
 | Walter Robinson Smith - 1917 - 448 str.
...industrial and business struggle. In fact, Groos points out, as the biological significance of play, that " perhaps the very existence of youth is due in part to the necessity of play; the animal does not play because he is young, he has a period of youth because he must play."... | |
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