David Naryshev
David Naryshev published 1 application on Google Play, 2 people rated this app with an average rating of 2.00!
MathtrainMathtrain. Kids teaching kids. View actual student-created mathcasts from Mathtrain.TV. With a “kids teaching kids” model, our students at Lincoln Middle School in Santa Monica, CA create video math tutorials. You can watch and listen to their step-by-ste
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