How does weather affect Earth? Learners understand the characteristics of water and make predictions about weather patterns. They recognize how water and weather affect rocks and minerals through erosion. They also learn about fossils...

How do Earth's changes affect humans? Pupils learn about physical and chemical changes on Earth and how they lead to erosion, earthquakes, and volcanoes. Using the text, they also explore the concepts of electricity and magnetism by...

Explore a variety of science concepts in an interactive textbook created for middle school scholars. A lengthy table of contents takes readers to pages comprised of a subject overview, outline, and summary. Follow links further to find...

The online version of the "Soil Conservation Surveys Guidebook," helps forest resource managers from British Columbia plan and implement sound forest practices. Divided into three sections, the guidebook includes soil conservation...

By reading this section of a chapter on "Westward Expansion," students will be able to describe the terms of the Wilmot Proviso and the Compromise of 1850, discuss why the Free-Soil Party objected to the westward expansion of slavery and...

This Pedrosphere site provides a twelve chapter overview of soil science. Numerous topics are discussed and each chapter has a self-test to test your knowledge on the different aspects of soil science. Some chapters are only previews.

How does soil in its native condition function? How do forests and native grasslands produce plants and animals in the complete absence of fertilizer and tillage? What are the principles by which these soils function? The answers to...

This site is a personal site from John W. Kimball, a Harvard Professor, that contains a brief definition of both topsoil and subsoil. A drawing supplements the text.

The full text of the novel Sons of the Soil by Honore de Balzac. Register for a free account to unlock annotation tools, printing, and more.

This Greek fairy tale shares the story of two kingdoms who were in disagreement over the claim to a river.

Read the full text of "Virgin Soil" by Ivan S. Turgenev which centers on a group of wealthy people who reject cultural norms and go to live among the workers and peasants.

From a chapter on " Troubled Times: the Tumultuous 1850s," this section explains the contested issues that led to the Compromise of 1850 and describes and analyzes the reactions to the 1850 Fugitive Slave Act.

This delightful storybook provides young learners an understanding of how the Earth's processes work together. The students of an elementary classroom have been making costumes and practicing lines. Each student is playing the role of a...

Discover how mass extinctions play a part in Earth's life history.

This digital textbook covers core earth science concepts and includes interactive features, real-world examples, videos, and study guides.

Plants need certain nutrients to grow well. Use this site to find out what plants need, how to care for them, how to read a fertilizer label, and do the fun activities, like a quiz, a puzzle and a coloring book.