[Free Registration/Login may be required to access all resource tools.] Covers metallic character, nonmetallic character, and periodic table trends.

A slide show presentation describes the metallic character of elements, and explains how that changes throughout the periodic table.

This lesson focuses on atoms and elements including what they are, the chemical symbols for elements, and the placement of elements on the periodic table. A link to a test is provided.

This site contains a series of about a half-dozen pages on sulfur. Topics include; occurence, biological action, and properties.

The Discovery Channel provides numerous lesson plans dealing with the physical sciences. Content is organized by grade level, but all lesson plans include suggestions for adaptations for older or younger audiences.

This lesson will describe metallic character and describe how it changes throughout the periodic table. It is 1 of 3 in the series titled "Metallic Character."

This lesson will explore the layout of the periodic table by defining different groups and categories of elements. It is 2 of 3 in the series titled "Periodic Table Organization."

This lesson will explore the layout of the periodic table by defining different groups and categories of elements. It is 3 of 3 in the series titled "Periodic Table Organization."

This lesson will explore the layout of the periodic table by defining different groups and categories of elements. It is 1 of 3 in the series titled "Periodic Table Organization."

This site from Chemicool.com provides a very through set of tables summarizing many physical and chemical properties of silicon.

This is a detailed reference list of minerals and mineral classes.

Fun and interesting information about Sulfur, the 8th most abundant element in our bodies. Learn about its characteristics, uses, where it is found, and discovery.

Comics featuring silicon.