21 | Add to Reading ListSource URL: www.coreknowledge.orgLanguage: English - Date: 2010-01-05 17:05:46
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22 | Add to Reading ListSource URL: www.coreknowledge.orgLanguage: English - Date: 2010-01-05 17:01:46
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23 | Add to Reading ListSource URL: mdk12.orgLanguage: English - Date: 2011-11-21 13:52:38
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24 | Add to Reading ListSource URL: mdk12.orgLanguage: English - Date: 2011-11-21 13:52:00
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25 | Add to Reading ListSource URL: edex.s3-us-west-2.amazonaws.comLanguage: English - Date: 2014-05-09 14:35:27
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26 | Add to Reading ListSource URL: www.mdk12.orgLanguage: English - Date: 2011-11-21 13:52:00
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27 | Add to Reading ListSource URL: www.mdk12.orgLanguage: English - Date: 2011-11-21 13:52:38
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28 | Add to Reading ListSource URL: nehphilosophersofeducationseminar.orgLanguage: English - Date: 2013-11-08 21:47:48
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29 | Add to Reading ListSource URL: ell.stanford.eduLanguage: English - Date: 2012-04-08 14:25:29
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30 | Add to Reading ListSource URL: www.aft.orgLanguage: English - Date: 2014-06-04 09:42:09
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