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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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1 jan 1954 ano - The National Association for Gifted Children is established.
Adicionado na linha do tempo:
History of special education
By
emeline
12 ago 2019
0
0
2720
Data:
1 jan 1954 ano
Agora
~ 71 years ago
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