We've spent hours carefully writing our puzzles to make sure they are challenging but accessible to people of all ages and scientific backgrounds, with answers ranging from unusual animals and ancient ...

Test your knowledge of taxicab geometry, triangular numbers, the golden ratio and more.

Proponents say the mobile unit is just the latest idea to remove barriers to education access — in this case, instances when ...

Kentucky is taking GED testing on the road, traveling to 25 areas in the state lacking access to brick-and-mortar buildings.

This year’s Earth Science Regents exam has caused quite a stir among students across New York state, who say the tests had several questions unrelated to the curriculum.