eBook
Core Knowledge Foundation

Volume 2 - A History of the United States: Modern Times—Late 1800s to the 2000s

For Students 7th - 8th Standards
The second volume of the Core Knowledge History of the United States ebook begins by asking young scholars to consider the impact immigration, industrialization, and urbanization had on the United States in the late 1800s. The text ends...
eBook
Core Knowledge Foundation

Volume 1 - A History of the United States: Precolonial to the 1800s

For Students 7th - 8th Standards
Volume One of the 299-page Core Knowledge History of the United States covers events from the Precolonial Period to the 1800s.
eBook
Rice University

Introductory Statistics

For Students 9th - Higher Ed Standards
Statistically speaking, the content covers several grades. Featuring all of the statistics typically covered in a college-level Statistics course, the expansive content spans from sixth grade on up to high school. Material...
eBook
Other

Peoples Education: Make Inferences in Science [Pdf]

For Students Pre-K - 4th Standards
This online textbook selection focuses on how scientists make inferences from evidence. Students are given a reading passage about underwater exploration and are asked to make inferences based on the text. The passage is followed by...