This lesson engages students in learning about text structures. Graphic organizers are provided to assist students in planning writings that have the following text structures: problem and solution; sequence; cause and effect; and...

Excellent resource for empowering students to become better learners. This lesson includes promoting an interest in science for students, to use critical thinking skills, and to use graphic organizers.

Cryopreservation-storing seeds in ultra-cold liquid nitrogen-is one method for maintaining plant genetic stocks in seed banks. The purpose of this project is to observe the characteristics and outcomes of cryogenically frozen seedlings...

Learn about cause and effect relationships of electric or magnetic interactions between two objects not in contact with each other.

In this comprehensive interactive tutorial you will learn about cause and effect in disease occurrence.

[Free Registration/Login Required] Students read about the disappearing Amazon rain forest. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about how the brain registers a ticklish situation. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about how elephants communicate with each other. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about endangered animals and a zoo that is working to try to help them. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about the "dead zone," an area in the Guld of Mexico where no fish can live due to pollution from fertilizer. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about different types of March weather including: clouds, blizzards, thunder, lightning, and rainbows. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about the water cycle and the importance of water. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about hunting for gem stones including diamonds, rubies, emeralds, and more. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about two states working together to regulate their sheep and moose populations. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] Students read about some new animals to live at the National Zoo in Washington, D.C. A question sheet is available to help students build skills in cause and effect.

[Free Registration/Login Required] An informational text about the causes and effects of the decreasing rain forest. A question sheet is available to help students build skills in reading comprehension.

The demands of comprehending scientific text are discipline specific and are best learned by supporting students in learning how to read a wide range of scientific genres. Besides text structures emphasizing cause and effect, sequencing...

Find out what variables are in a scientific investigation and what the difference is between an independent, dependent, and controlled variable. Look at samples of different types of variables and find out what makes a good variable.

What are the causes and effects of acid rain in our environment? To learn more about this serious environmental issue check out this website. Contains a page with several acid rain activities for students.

Interactive, student-paced lessons on such literacy skills as categorizing, comparing and contrasting, summarizing, evaluating, determining cause and effect, using text features, connecting, inferring, sequencing, understanding problems...

An introduction, aimed at upper elementary- and middle-school learners, to acid rain. [Click back to home to access the site in Spanish.]

The problem of protecting food from spoilage has been with us since prehistoric times. The solutions to this problem have changed with advances in technology and knowledge about what causes food to spoil. This project uses liquid...

The oceans are a precious natural resource, part of Earth's carbon cycle. But what happens if the oceans absorb too much carbon dioxide? Many scientists are concerned that the increased absorption of carbon dioxide is causing them to...

This page from the U.S. Geological Survey is devoted to Tsunamis in the Pacific Northwest. View some animations of tsunamis.