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This activity focuses on the relationship between science of looking for life and the tools, on vehicles such as the Mars Rover, that make it possible. Learners will create their own models of a Mars rover. They determine what tools would be... (View More)
This is an activity designed to develop a working definition of life. Learners will conduct a simple experiment, looking for signs of life in three different "soil" samples. The experiment introduces children to the difficulty that scientists face... (View More)
This activity examines the relationship between carbon dioxide levels in the atmosphere and chlorophyll-a measurements in a watershed. Students analyze and compare two Excel plots-one showing carbon dioxide data values from the Keeling Curve and the... (View More)
This is a set of three activities about how scientists study other worlds. Learners will explore and compare the features of Mars and Earth, discuss what the features suggest about the history of Mars, and create a model to help them understand how... (View More)
This module focuses on ultraviolet radiation on Earth and in space and how it affects life. Learners will construct their own "martian" using craft materials and UV beads. They will explore how UV radiation from the Sun can affect living things,... (View More)
In this field-based investigation, students survey vegetation and small animal diversity in a study plot. They calculate the biomass of different organisms, and create a habitat action plan based on their data. A student data sheet is included. This... (View More)
In this problem-based data analysis activity, students assume roles as members of an International Team of Marine Biologists, tasked with predicting and monitoring possible harmful algae blooms. Students use data maps and guiding questions, to... (View More)
This textbook chapter tells the story of DDT and the the near-extinction of the Perigrine Falcon. The role of the Rachel Carson's best-seller, Silent Spring, and the role of research in the recent recovery of bird populations in the United States... (View More)
In this lesson, students will use the Live Access Server to access and use historical satellite data for the Costa Rican (Central American) region. Students will examine monthly precipitation averages over three years to look for seasonal patterns.... (View More)
This activity is about symbiotic relationships. After reading deep-sea diving log entries, learners will discuss the observations of the relationship between two kinds of organisms, hermit crabs and sea anemones. Learners will perform research to... (View More)
