Does the human body evolve as quickly as human culture? With a stellar 15-minute video, explore the trait of lactose intolerance. Only about 1/3 of human adults seem to still have the enzyme lactase and therefore, the ability to digest...

What is the universal breakfast? The resource includes two activities, the first one observing oatmeal to understand the texture of the universe. Then, scholars measure raisin bread dough before and after it rises to represent the...

Pupils role-play the 1737 Walking Purchase. In this Pennsylvania history lesson, students role-play the 1737 Walking Purchase and analyze its effects. Pupils also consider how it would affect their community today.

Identify natural resources in the world and how they translate into economic development. In this global economy lesson, your class will utilize the Internet to view an Oregon Time Web which they research to examine the history of...

Fourth graders combine art and history to assess the importance of the "Old 300." They explore a group of colonists that Stephen F. Austin brought to Texas as the first settlers and then create a time line of major events leading to the...

Students discover the history of hot air balloons by watching one ascent.  In this physics lesson, students utilize a Montgolfier Hot Air Balloon from an earlier lesson and record the temperature, rate of ascent and the volume....

Ninth graders compare ancient and modern technology in water transporting. In this lesson on the evolution of the aqueduct, 9th graders build a working aqueduct model and examine its components. They explain the importance and use of the...

Go on a moon mining expedition from the safety of your classroom with this space exploration simulation. Using simple models of the moon's surface prepared ahead of time by the teacher, young scientists are challenged with locating and...

Students investigate the history of fighter kites and build their own.  In this aeronautics instructional activity, students discover how other countries utilize fighter kites and where they originated.  Students create their...

Middle schoolers redesign their school to make it more energy efficient, and create a model of their design. Learners get together in groups of 5, and they take on the task of making their school more energy efficient. To do this, they...

See how changes in initial populations and parameters affect a biological community. Individuals use a special software program to simulate a desert community with five species. They adjust initial populations to see how the community...

The Mars Global Surveyor spent two years creating a mineral map of the planet Mars using thermal emission spectrometry. To help young astronomers understand this remote sensing instrument, have them simulate how data is collected and...

Learners interpret historical evidence presented in primary and secondary resources. In this Indian Removal Act lesson, students examine the act and discuss the implications of moving the Cherokee. Learners...

Students examine reasons for immigration to the United States in the 19th century. They role play as immigrants asked to write accounts of their immigrant experiences.

Students investigate the habits of animals by studying their prints.  In this animal life lesson, students investigate the different types of tracks left from animals by researching the Internet.  Students utilize clay or...

Students discover how palaeontologists conduct a dig for fossils and how they interpret the age of the fossils. In small groups, they prepare a "dig site" consisting of bones, rocks and soil layered in a cardboard box. They switch boxes...

Students study common pests. They examine pest damage and self-protection against pests by reading a story, creating a class book and playing a game.