21
[] Ұ
22
[] Ƿå
23
[] ȯĿ
24
[] Ranger Rick
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[] SKEPTIC ƽ (̱)
26
[] Astronomy
27
[] PSYCHOLOGY TODAY
28
[ù] BBC Science Focus ( BBC Focus)
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[] Ѽ (Ρͣ-Science Fiction World)
30
[] мҳ(1)