Rosh Hashanah in Mathematical Balance Sep 12, 2009

A seasonal math 'balance' question

Magnetic Magic Idea for Parents and Toy Makers Sep 8, 2009

An idea for an invention that could ease the end of the day for parents

For Old Time's Sake. . . Sep 2, 2009

Black vinyl records and problem-solving can come together in new ways

Good Gifts Can Begin With their Presentation Sep 1, 2009

Here's an easy way to implement yesterday's idea regarding creatively revealing answers

Free Inventions, Take What You Like Aug 30, 2009

For this author, the most rewarding part of coming up with a new idea is in the conception, and he leaves the rest up for grabs

Stupid Test Questions Jul 17, 2009

There are common questions on standardized tests whose correct answers do not receive the credit they deserve

Formula For Success: Avoid Your Own Success Jul 13, 2009

A college application question about a key experience leads to an answer that unlocks one recipe for success

Subtraction Doesn't Have To Be So Negative! Jul 12, 2009

Two different algorithms, 'decomposition ' and 'equal addition' produce the same correct answer

Reinventing the Square Jul 8, 2009

An inventor's question leads to an investigation of why square rectangles are easier to make than non-square rectangles.

Summer Vacation? Jun 30, 2009