How do scientists know what Earth's climate was like millions of years ago? Young environmental scholars discover how researchers used proxy data to determine the conditions present before written record. Grouped pupils gain experience...

What questions do historians ask when sourcing a document? Here's a poster that models these questions.

Can your class solve the Mystery of the Crooked Cell? Junior geneticists collaborate to learn about sickle cell anemia in a fascinating lesson plan. The included materials help them to examine the genetic factors behind the disease...

My name is Bond, Hydrogen Bond. Written for distance scholars working on chemistry at the high school level, the lesson includes eight weeks worth of material divided into six parts: substances you use, mixing it up, your skin, what's...

This textbook takes the learner from the basic definition of slope through derivatives, integrals, and vector multivariable calculus. Each section is composed primarily of examples, with theoretical introductions and explanations in...

Here are some questions that serve as a guide while you read and study historical documents. The information at this website was originally written by the National Council for the Social Studies. W.11-12.9b US Doc Analysis

An literary response essay written by a tenth-grader with notes calling attention to important writing concepts evident in the essay including a well-written title and introduction, a strong thesis, supporting details including quotes...