Students construct a topographic map of the Denali National Park. They identify different elevations and record historic landmarks in student science journals.

From the start of the Industrial Revolution, it only took 147 years for someone to invent plastic. This may seem like a long time, but in the history of inventing or discovering new materials, this is incredibly fast. An informative and...

It's not hard to convince someone to visit the beauty of Yellowstone National Park. But there's more than meets the eye in this region! Learners watch a short historical video and conduct research before creating an advertisement for...

The best of intentions can have negative results. Learners explore the history of the use of chlorofluorocarbons and their effects on the ozone layer. They discover how widely the compound was used because of its unique chemical...

How do we protect crops and protect the environment at the same time? Using reading materials, learners explore the history of the use of pesticides and biocides. They create a timeline and then explore the current practices.

Students determine how marine archaeologists use historical and archaeological data to draw inferences about shipwrecks. Students plot the position of a shipwrecked vessel, and draw inferences about the shipwreck from artifacts that have...

Young scholars plot the positions of vessels given bearings in the form of landmarks. They explain how the debris field can help solve the mystery in how the ship sunk.

Students explore the geography, culture and history of China. As a class, they discuss historical contributions to China, Confucius, and geographic features of the country. Pupils use the internet to answer questions about China.

Do you want to hear a joke about nitrogen and oxygen? NO. We all know there is oxygen in the air and that plants produce oxygen, but how was it discovered? Scholars read a handout, answer questions, and analyze material in the...

The man who invented the earliest examples of chemical engineering was an American-born, French-educated, free man of color before the Civil War, and went on to translate Egyptian hieroglyphics. There is something of...

Why do soybean plants that are planted weeks apart in the spring mature simultaneously in the fall? Four independent activities cover the history of phytochrome research, scientist collaboration, the electromagnetic spectrum, and...

Did you know baking powder can be used to treat acne, whiten teeth, and make sugar cookies? The lesson on the development of baking powder is ready-to-go with no preparation required. Through readings, pupils answer questions, complete...

Carbon is the most common element on earth, so the innovative discovery of a new type of carbon molecule won the 1996 Nobel Prize. In the ready-to-go lesson, scholars learn about C60 and how it has opened up the entire area of...

Students examine how a screw works as an inclined plane and a hand drill works as a screw. In this physics activity, students complete two hands-on activities working with simple machines including screws and hand drills. This activity...

Students explore how marine archaeologists use data to draw inferences about shipwrecks.  In this marine archeology lesson students plot the position of a vessel, draw inferences about a shipwreck and explain the possible...

In this tree inventory and map project worksheet, students follow the directions on how to take inventories of trees and create a map from it. Students follow 4 sets of directions.

For this wetlands inventory and map project worksheet, students do research on the wetlands and complete a map project about it. Students follow 6 sets of directions with Internet links.

A database of milestones and accomplishments in the field of chemistry. The information is organized in four ways: by year, by category, by U.S. state, and by country.