Understanding Estuaries

Mixing metaphors into science. To begin, the instructor leads a discussion about estuaries to determine what the class already knows. Working in small groups, pupils determine how a selected object is similar to an estuary, how it...

Estuaries attract people—and that can mean trouble. Learners use video and article resources to learn about the struggles of specific estuaries. They follow their discussion with an analysis of an estuary by identifying possible threats.

Learners read a Natural Inquirer article and present the findings and implications to the class. They discuss if the findings match the implications and whether they think they are important.

What makes a clock tick or a bulb light up? The concept of work is explained to a backdrop of clever animation. Physics fans learn that the amount of work equals the product of the force and distance, and that the rate equals the amount...

Are great white sharks too big for captivity? Why don't great whites survive in aquarium tanks? View this short video that explains why great white sharks have a history of dying in aquarium captivity.

Students design new insights into work tied into athletes. Students design a sports bag for athletes. Students investigate varied sports. They interview people involved in varied sports. Students engage in active problem solving as they...

What triggers asthma? What are the symptoms of an asthma attack? Watch a video that explains how asthma affects the respiratory system and the extra work the lungs have to do when a person is undergoing an asthma attack.

It turns out that some laws were definitely not meant to be broken! A short illustrative video explains why the first and second laws of thermodynamics prevent perpetual motion machines from actually moving perpetually — and why...

A flood of information about tsunamis can be learned by viewing this feature. How do they get started? How fast do they travel? How high can they rise? The answers to these questions, plus a little bit of history, are given for your...

Start working with work and energy with your higher-level physics class. The narrator, Sal, starts off with defintions of the two terms, showing how they are related to one another. He then goes into an example and derives a formula for...