What Changed?
Don't just tell students they're wrong, prove it! "What Changed?" is a smart workbook that tests a student's math shortcut on a tweaked problem, guiding them to "Aha!" moments on their own.
Don't just tell students they're wrong, prove it! "What Changed?" is a smart workbook that tests a student's math shortcut on a tweaked problem, guiding them to "Aha!" moments on their own.
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