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Instructional Strategies:
Hands-on learning  
Educational Level:
Middle school  
Topics/Subjects:
Life sciences  
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Now showing results 11-20 of 33

This is a lesson about the definition of life. Learners will compare real and fake or live and dead objects and brainstorm ideas about what life is; refine the definition by playing 20 Questions to identify an object or organism; and test the... (View More)

This is a lesson about the evidence for life on other planets. Learners will play a game to examine processes in cellular metabolism and explore both direct and indirect evidence for fingerprints of life. Includes teacher notes, learning objectives,... (View More)

Audience: Middle school

This is a lesson about extremophiles and using DNA sequences to classify them. Learners will describe the characteristics of a newly discoverd thermophyllic organism and use the DNA sequence to place that organism in the phylogenetic tree of life.... (View More)

In this activity, students survey other people to find out their thoughts about life beyond Earth and compare their ideas with visitors to the Cosmic Questions exhibit. Students can also analyze their survey data to see whether there is any... (View More)

Audience: Middle school, High school
Materials Cost: Free

In this activity, students quantitatively evaluate the accuracy of a classification and understand a simple difference/error matrix. Students sort birds into three possible classes based on each bird’s beak: carnivores (meat eaters), herbivores... (View More)

This is a lesson where learners explore magnetic forces, fields, and the relationship between electricity. Learners will use this information to infer how the Earth generates a protective magnetic field. The lesson models scientific inquiry using... (View More)

This is a lesson where learners explore plate movement and the relationship between plate tectonics and volcanoes. The lesson models scientific inquiry using the 5E instructional model and includes teacher notes, prerequisite concepts, common... (View More)

This is a lesson where learners explore the effects of pressure on temperature and states of matter and use this information to infer the conditions of the interior of the Earth. The lesson models scientific inquiry using the 5E instructional model... (View More)

This is a lesson where learners explore how the creation and destruction of ozone protects us from ultraviolet radiation (UV). Learners will kinesthetically model the depletion of ozone caused by chlorofluorocarbon (CFC) molecules; use ultraviolet... (View More)

This is a lesson where learners explore conditions that might change the density of a substance, resulting in movement. Learners will observe convection and use this information to infer how movement occurs inside the Earth. The lesson models... (View More)