Middle and high schoolers study significant people who shaped the 20th-century history and are introduced to database tools. Researchers use the Internet to research five 20th century history makers. They write a short biography of five...

Students study the invention of the parachute and how Leonardo da Vinci came up with the design.  In this aerodynamics activity students test the properties that make parachutes more efficient.

The techniques of growing plant cells, tissues, and seeds are covered here. The main scientists working on theories and different developments through the decades of the 20th century have slides, and then specific details of the...

Roger Kornberg, the oldest son of two biochemists, won the 2006 Nobel Prize in Chemistry. Learn about Kornberg and his scientific research with an animation, videos, biography, and an applied problem-solving activity. A summary and...

What sort of shoes do frogs wear? Open toad sandals. If your scholars want experience collecting field samples, this is the instructional activity for you. After learning the proper way to collect field samples, pupils catch amphibians...

Students infer America's attitude towards aviation in the early 1900s. In this The Aerial Age lesson, students analyze early 1900s literature, music, advertisements, and popular culture in reference to aviation. Students represent their...

Students explore scientific discovery while watching a video. They, in groups, are to research a scientific invention and present their findings to the class.

Students explore robotics. They design and draw a robot that will search for deposits of underground minerals.

Students explore the grizzly bear and the struggle for the grizzly bear to come back from the brink of extinction.

In this hurricane worksheet, students use data charts showing the number of hurricanes and the severity of these hurricanes to determine if global warming is causing an increase in hurricanes. This worksheet has 2 short answer questions.

Students examine environmental changes .  For this investigative lesson students view a film then complete and activity that includes a debate. 

Detailed timeline with descriptions of the major events and scientific developments of aviation in the 20th century. Timeline is separated by decade.