Cell phones are likely made of gold—at least part of them! An interesting lesson explains the conventional and not-so-conventional uses of the popular element gold. From the Inca empire to modern-day technology, learners discover gold...

In this online interactive history activity, high schoolers respond to 9 short answer and essay questions about Charles Darwin. Students may check some of their answers on the interactive activity. 

High schoolers respond to 15 questions about short stories by Edgar Allan Poe and his works. Using the Cliffs Notes website they may also link to an online interactive quiz on the stories at the bottom of the page.

In this literature learning exercise, students respond to 23 short answer and essay questions about Oliver Twist. Students may also link to an online interactive quiz on the novel at the bottom of the page.

In this literature worksheet, students respond to 7 short answer and essay questions about Bram Stoker's Dracula. Students may also link to an online interactive quiz on the novel at the bottom of the page.

In this online interactive philosophy worksheet, students respond to 61 short answer questions about Confessions by St. Augustine. Students may check some of their answers on the interactive worksheet.