The Unintended Consequences of TERC Investigations

A parent and math remediation specialist has made a video showing a third grader attempting to add some large numbers using techniques she learned in TERC’s “Investigations” and using the “standard algorithm” of stacking the numbers and carrying.

Math Education: An Inconvenient Truth

Math Education: A University View

Vi Hart's Doodling in Math Class video "Snakes and Graphs"