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- Grade Range
- 6th - 12th
- Rating

Students assess how people both support and refute actions that lead to the extinction of animals. They examine how the wild tiger population has grown from near-extinction due to conservation efforts. They investigate an animal species that is en Full Review »
- Grade Range
- 3rd - 5th
- Rating

Students define extinction, name four animals and two plant species that are extinct, list three reasons why animals and plants become extinct, and create ways that would help prevent extinction. Full Review »
- Grade Range
- 5th - 6th
- Rating

Students describe the overall events that occurred during the Paleocene extinction event as well as the processes that are believed to result in global warming after group research. They infer how a global warming event could have contributed to the Paleocene extinction event. Full Review »
- Grade Range
- Kindergarten - 2nd
- Rating

Students examine various dinosaurs, tell whether they were plant or meat-eaters, and explore three theories as to why the dinosaurs became extinct. Several cross-curricular activities are included in this lesson. Full Review »
- Grade Range
- 2nd - 3rd
- Rating

Students discuss and share information about kinds of extinct organisms. They research organisms and compare and contrast extinct and living organisms, Full Review »
- Grade Range
- 11th - Higher Ed
- Rating

Students examine how astronomers used theoretical models to interpret the light they measure in the telescope. Students analyze the myth that space is empty. Students review and apply the interstellar extinction curve. Full Review »
- Grade Range
- 11th - 12th
- Rating

Students explore how astronomers use theoretical models to interpret the light they measure in telescopes and discover that this is only one method out of many available. They examine the constraints of cosmic abundances and the polarization of light are also used to deduce what the material causing extinction in the galaxy consists. Full Review »
- Grade Range
- 2nd - 5th
- Rating

Students brainstorm and discuss what it means for a species to be considered endangered and/or extinct. They research animals in Puerto Rico and choose one that is considered endangered and create a poster about it. In addition, they analyze how humans are impacted by species that are considered endangered. Full Review »
- Grade Range
- 4th - 5th
- Rating

Students investigate the plight of endangered species and animals and plants that are already extinct. They listen to the book "Endangered Species of the World," watch and discuss a filmstrip, develop a list of extinct animals and plants, and discuss ways extinction can be prevented. Full Review »
- Grade Range
- 6th - 10th
- Rating

Students read, analyze and critique a newspaper article about report claims that dolphins are now extinct in China's Yangtze river. They assess key vocabulary terms within the article and discuss how to design a perfect animal for the 21st century. Full Review »

