Article reports on a new study that claims that the energy released from asteroid collisions may have sparked life on Earth. Includes a list of key vocabulary.

You might know that lead can be toxic, and that you can get lead poisoning from eating or inhaling old paint dust. Lead is called a heavy metal, and there are other sources of heavy metals that can be toxic, too. Silver, copper, mercury,...

A collection of articles on science and health topics related to Texas. Includes research using scientific balloons, county health statistics, mineral-water spas, the work of the Southwest Science Institute, science research at...

In this lesson, students examine the physical characteristics of fish that live in the Great Lakes and identify common features that help species to survive in that environment. Downloadable resources include a fish poster, fish family...

Many things invented by NASA are used in everyday life. Some of the most widely used inventions are described here.

Great PDF to teach students about plant reproduction and life cycle. There are many teacher printables.

This site explains the importance of rivers in the natural balance of life on Earth, and describes what happens when people begin to tamper with rivers. This will also help students identify options for dealing with the outcomes of human...

This article from Science a GoGo describes the risks that increasing noise pollution in ocean waters may pose to the creatures that live there. Once you read it, you'll never tap on a fish tank again!

In this simple lesson, students grow yeast to learn how the climates on each of the nine planets would affect life.

Provides some common examples of chemical reactions, e.g., in respiration, rusting, and photosynthesis.

A set of illustrated fact pages, and some activity sheets, on coral reefs, tidal pools, and ocean ecosystems. Find maps, graphic organizers, and a movie link to tidal zones. Hyperlinks to specialized vocabulary words are also provided....

Describes five different types of decomposers that feed on decaying organic matter in the oceans and that are at the bottom of the ocean food chain.

Discovering the Genesee was created by third grade students in Rochester, New York, as part of a Learning Expedition on local history. Student work was guided by four questions, which became the chapters of their book: Who were the...

A 5th/6th grade student in Shutesbury, Massachusetts, created this character file (CF) as part of a Learning expedition on local scientists. As part of the expedition, students surveyed all of the fields that are considered the hard...

Cooperative learning groups and chain links are used to find the mean, median, and mode. A Science NetLinks instructional activity is linked for further real-life application in the world of baseball (optional). This lesson plan was...

USS Constitution was built as a fighting machine and utilized the six simple machines of science to accomplish the many tasks required of her. Students will identify and manipulate these machines to create inventions that would have made...

Mathematics has an important role in the real world outside of school. For this lesson, students will learn how scientists use multiplication to estimate animal populations. Included in the lesson are a detailed plan, background...

A 5th/6th grade student in Shutesbury, Massachusetts created this character file as part of a Learning expedition on local scientists. Students were engaged in a survey-style study of all of the fields that are considered the hard...