How do scientists identify which elements originate from meteorites? Scholars learn about a sample of material found in a remote location, analyzing the sample to determine if it might be from Earth or not. They study elements, isotopes,...

Mammals include more than 4,000 species and represent the most dominant land animals on Earth. Scholars learn about the large variety of mammals, including orders unfamiliar to most. The presentation highlights the characteristics and...

For years, scientists believed tRNA was junk left over from larger RNA. Three scientists used different approaches to prove tRNA actually exists as the connection between DNA and protein. Learn about their experiments, their lives, and...

In the 1940s, scientists discovered bacteria conjugation, the process of DNA transfer or bacterial sex. The discovery proved that bacteria and viruses contain DNA and led to a Nobel prize. Interested individuals learn about the...

The breakthrough of Mendelian genetics solved many puzzles for biologists. Then, scientists decided to apply the theory to human behavior. Learn the story and struggle of finding a genetic explanation for hobbies, interests, and mental...

How do cells know when to replicate, transcribe, and stop? James E. Darnell, Jr. shifted from studying medicine to biochemistry and decided to address this mystery. Learn about his research, discoveries, and the impact on future medical...

Cells demonstrate a life cycle like other living things, but what if death was no longer part of the cycle? Learn about the important balance requiring death to continue functioning. An online interactive introduces a group of scientists...

Does natural light damage or repair DNA? Learn the answer discover the scientists who researched the topic with an online interactive. Scholars read through an online animation presenting the content at their own pace. Then, they read...

Can a high school program alter the entire course of your life? David Baltimore and Howard Temin participated in high school programs working in research laboratories and went on to win the 1975 Nobel Prize. Learn about these two...

Over the course of 10 days, scholars take a pre-assessment to place them in one of three leveled groups. Whole-class and in small groups, pupils take part in read-alouds, field trips, hands-on activities, and complete learning contracts...

Viewers learn about three different weather measurement tools in installment five of the 10-part Discover Your Changing World series. They build weather vanes to collect data on wind speed, barometers to determine air pressure, and...

The Big Bang Theory is more than a television show. Pupils read how Edwin Hubble observed other galaxies and noticed that the galaxies are moving away from each other. Scholars learn about the idea of the big bang and what happened next...

Just how big is the galaxy? Learners read information about the size of the Milky Way galaxy to better comprehend its size. Pupils develop an understanding of the number of stars in the galaxy by finding just how big a billion is and...

Did you know you can conserve water by drinking tea instead of coffee? Learn about other products that use larger amounts of virtual water in an online lesson. Pupils complete a series of questions to test their understanding of the...

Who doesn't want to know more about the mysterious dinosaurs? Learners read about dinosaurs and the process scientists use to continue learning more about the animals in an interview-type format. A paleontologist responds to submitted...

Why are so many inherited diseases more prevalent in populations of specified races? Scholars learn about pedigrees and genetics using a reading, an animation, primary sourced letters, a short video, a biography, a guided practice...

Roy John Britten easily earned a PhD in nuclear physics—but he found painting with water colors too difficult. Young scientists learn about Britten's life, career, and research with an online interactive. They read a biography, view...

After a brief introduction to the history of women's colleges in the United States and a discussion of the resistance such institutions faced, young scientists investigate seven traditionally women's colleges and their physics programs....

Fifth graders read information about levers. They complete worksheets to summarize their learning. This lesson relies heavily on the Silver Burdett Ginn text, Science Discovery Works, Energy, Work, and Machines. The lesson will not be...

Students research articles about science technology and society. In this science and technology lesson, students answer questions about an article they chose. They share what they learned with their peers.

Elementary life science explorers compare and contrast aquatic and terrestrial plants (elodea and soybeans) in a Venn diagram. Some background information is provided to support direct instruction, and general instructions are provided...

Life science vocabulary comes alive through repeated exposure. With the instructor, words are defined and posted in the classroom. Learners repeat the definitions in their own words and review them often. Extension ideas and links are...

Students share their science expertise with elementary students in a conference format. Elementary students rotate through sessions of different science disciplines (Biology, Earth Science, Physics, Chemistry, Computers).

Students view the videos from the Spellbinder series. They focus on analyzing and thinking critically. Students explore the distinguishing features and conventions of the science fiction and fantasy genres and narrative structure and...