Jackson Ryan was CNET's science editor, and a multiple award-winning one at that. Earlier, he'd been a scientist, but he realized he wasn't very happy sitting at a lab bench all day. Science writing, ...

To solve basic math operations — and more complicated ones down the road — kids need problem-solving skills and number sense. Number sense is the ability to understand what numbers mean, how they ...

Scientists have found that the strength of communication between the left and right hemispheres of the brain predicts performance on basic arithmetic problems. The findings shed light on the neural ...

Twenty-four first-grade children were asked to write number sentences and select appropriate alternative number sentences for addition and subtraction word problems. Responses were qualitatively ...

Tom Meyvis is in the Leonard N. Stern School of Business, New York University, New York, New York 10012, USA. Heeyoung Yoon is in the Leonard N. Stern School of Business, New York University, New York ...