Winter solstice, earliest sunset, latest sunrise. It seems that, in the Northern Hemisphere anyway, these three events should happen on the same day. Read this explanation of the changing of the seasons and learn why the winter solstice...

Two Eyewitness accounts of the attack on Pearl Harbor on December 7, 1941.

This is the text, audio, and video [1:26] of Mario Savio encourage students to protest by participating in a sit-in on the steps of Sproul Hall at The University of California at Berkeley on December 2, 1964.

Learn all about the holiday of Kwanzaa which celebrates African and African-American culture and history each December.

These weekly activities are cross-curricular but emphasize Social-Emotional Learning, Math, and Literacy development. This week (December 7th), celebrate winter.

In December 2000, while some worried over the outcome of the presidential election, the Federal Reserve was more worried about the apparently slowing economy. In this interview from Jim Lehrer's NewsHour, read about the Fed's concerns...

On December 8, 2016, John Glenn passed away. Glenn was a famous American astronaut.

In December, it's fun to decorate for the holidays. This instructional activity includes 2D shape and counting practice!

Young male Sonoma chipmunks disperse from the nest after weaning, but females remain near where they were born. From December through June, males travel extensively, seeking mates and competing with other males. Learn more about the...