They may not be doing algebra, but pre-K kids can master #STEM concepts that will help later on in life: theatln.tc/1xRC5C6 #STEMrules
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@ESA_Foundation Like these algebra? website for e-learning! tobea.sakura.ne.jp/en60.html
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Replying to @math_nvgt
Check out @math_nvgt cool algebra e-learning tool obea.sakura.ne.jp/en60.html

Nov 18, 2014 · 6:07 PM UTC

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Replying to @ESA_Foundation
@ESA_Foundation Your twitter day 1 = Jun 21, 2011. So Total days = 1243, and your total tweets = 671 So Average = 0.5 tweets/day. MATH!