Antoinette Brim, author of These Women You Gave Me, Icarus in Love and Psalm of the Sunflower, is a Cave Canem Foundation fellow, a recipient of the Walker Foundation Scholarship to the Fine Arts Work Center in Provincetown, and a...

The jaunty image of the Victorian child chimney sweep is indelibly romantic, evoking the picturesque London glamorized in Mary Poppins. But the truth is that chimney sweep kids – and children living in Dickensian squalor, in general –...

A puzzle involving colliding blocks where the number pi, vey unexpectedly, shows up.

👉Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...

Learn the pronunciation of 'vacation' in this Word of the Week video.

This fascinating program takes a look at the major characteristics of familiar and unusual insects that swarm the planet. Concepts and terminology: invertebrate, six legs, and exoskeleton.

👉 Learn how to evaluate the limit of a function involving polynomials. The limit of a function as the input variable of the function tends to a number/value is the number/value which the function approaches at that time. The limit of a...

In which John Green teaches you about the Progressive Era in the United States. In the late 19th and early 20th century in America, there was a sense that things could be improved upon. A sense that reforms should be enacted. A...

Throughout American history, young girls have worked in fields, factories and homes to provide for themselves and their families - and sacrificed their childhood. The same thing is still happening today.

Just the Facts: The Emergence of Modern America: The Progressive Era uses fascinating historical footage to explore six decades that shaped modern America. The series examines the Gilded Age in the late 19th century, the Progressive Era...