Some species have pretty creative methods for catching food. Young scientists learn about some interesting ways organisms get the nutrients they need by navigating an online interactive lesson that would be suitable for a remote learning...

Kick-start a discussion of the importance of biodiversity with a colorful resource that touts the benefits of maintaining healthy ecosystems. The images stress the interdependence of all the elements of an ecosystem.

This site explains and gives examples of elastic potential energy and how to calculate it.

An incredible site! This is an interactive textbook that clearly and concisely covers any topic you can think of under both microeconomics and macroeconomics. Select "Table of Contents" to begin.

A question and answer format is used to relate elastic potential energy to the bounce of a rubber ball. Explanation of this simple phenomenon is thorough, complete, and free of trite statements.

From the companion web site for the Contemporary College Physics web site. The collection of pages indexed from this page lead to a variety of useful resources pertinent to Chapter 9 (Rigid Bodies and Rotational Motion) of the book. Such...

The important Supreme Court decision concerning interstate commerce is presented here.

This is a great overview of both the Jefferson Administration and the Madison administration. Read about the Louisiana Purchase, trade problems, the War of 1812, and the downfall of the Federalists. A great resource. [pdf]

Read about the six experiments at the Large Hadron Collider: ALICE (A Large Ion Collider Experiment), ATLAS (A Toroidal LHC ApparatuS), CMS (Compact Muon Solenoid), LHCb (Large Hadron Collider beauty), TOTEM (TOTal Elastic and...

As with so many other ideas, Thomas Jefferson and Alexander Hamilton were on opposite sides of the formation of a national bank. Read why Hamilton thought it was a great idea, why Jefferson opposed it, and what they each wrote to...

The formation of the Second Bank of the United States and its actions were a prelude to the very important Supreme Court decision, McCulloch v. Maryland. Read about the issues that were debated and the unanimous decision handed down by...

The motion of three simple harmonic oscillators is animated to illustrate the effects of mass and spring constant upon the motion. Several equations and a lengthy discussion accompany the animations.

This site describes building materials, their strengths and weaknesses, and how to choose the correct material for a project.