Here is a 1-5 day unit on electromagnetic radiation that features a teacher guide and student activities with extensions.
This site provides information on the different biomes of the Earth. There are links to related information and other topics.
Learn about volcanoes and apply what you know to making decisions about how to handle real world situations. You will find lots of supporting materials for these activities.
This site provides an extensive list of the endangered plants throughout the United States
This resource provides all the directions and worksheets necessary to make a sundial and record data with it.
Watch the ZOOM cast learn about center of gravity by trying to balance a pencil on their fingers and noses. [3:36]
Nita lives on Coco Island in the Indian Ocean, and is learning more about the Sun, the Earth, and the Moon. Join her and learn about day and night.
A video lesson featuring the main parts of the central nervous system and the peripheral nervous system of the human body. A transcript of the video is provided. [4:44]
A narrated introduction to centrioles, cellular organelles which play an important role in cell division. [0:42]
In this activity, students observe the centripetal acceleration of an object in uniform circular motion. Relate the changes in velocity and radius to the centripetal acceleration.
In this interactive activity from NOVA, discover how centripetal force can affect you when riding in a car or flying at high speeds in a fighter jet.
This video segment explains centripetal force and illustrates how roller coasters rely on it to give you a thrilling ride. Includes background reading material and discussion questions. [4:40]
A narrated tutorial explaining the properties and characteristics of different types of chemical bonds. [5:42]
A podcast tutorial describing the main characteristics of matter. [1:02]
This video segment adapted from NASA describes the basic characteristics of our star, the Sun. Includes background reading material and discussion questions. Video length: 1 min. 28 sec.
Explains what granite it, and has an alphabetical listing of different types of granite, with pictures and details.
A large complete authoritative biography of Coulomb. Five large pictures, over a dozen links to contemporaries, references, a poster, other mathematicians. A fine source.
Acting as an overview from the General Chemistry Virtual Textbook, this site explores acids and bases and various topics connected to them, including electron pairs, proton donors, proton acceptors, acid-base reactions, and more.
Acting as an overview from the General Chemistry Virtual Textbook, this site explores a range of topics related to chemical equilibrium including chemical change, the LeChatelier principle, the equilibrium quotient, and more.
As part of the General Chemistry Virtual Textbook, this site examines a list of related topics (in hyperlink format) on the atom and the Periodic Table of elements. Topics from light, particles, and waves to the Bohr model, quantum configuration, and atom structure are included.