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ALLISON CHINCHAR, CNN 10 ANCHOR: Hello and welcome to CNN 10. I'm Allison Chinchar filling in for Coy just for today. He's actually out on the west coast shooting some special content for later ...

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Bimowy is a website where you can choose any math subject and train on it repeatedly with automatically-generated exercises. You can set the options for the difficulty, number of questions, numbers ...

Polling during class to elicit students responses to conceptual questions ...