Take it all the way back! Young scientists discover the changes that took place from the time Earth became solid to present day through an interesting interactive. The resource guides users through key events that have shaped our world...

Take a field trip around Earth by way of satellite images. Learners watch a video lesson that describes different images taken from orbiting satellites. They then test their visual skills in a 14-question online quiz. 

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...

Sixteen slides showcase an average day on the job for a paleontologist, Ross MacPhee. Engaging images include world maps and real-world photographs from an archeological dig in Antarctica. A brief description accompanies each slide.

In this Easter comprehension worksheet, students read 5 short paragraphs about Easter, then answer a set of 8 multiple choice questions. Worksheet labeled ESL, but not exclusive.

In this reading comprehension worksheet, students read an excerpt and complete comprehension questions. Students have 8 minutes to complete the 10 questions in this SAT practice worksheet.