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Middle school  
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Life sciences  
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In this multi-day activity, students use infrared and visible images of animals and sort them into broad categories based upon the learner's own reasoning and observations of the images. Further explorations reveal that warm and cold-blooded animals... (View More)

Tree ring analysis and satellite data observations are combined in this investigative lesson on past climate. Students will compare the width of tree rings from a real or virtual tree x-section with precipitation levels from authentic satellite... (View More)

Audience: Middle school
Materials Cost: Free

This is a lesson about using analogues to look for life on other planets. Learners will use the results of previous lessons to write a scientific proposal to explore another planet or moon in our solar system for signs of life. This proposal should... (View More)

Audience: Middle school

In this activity, students identify habitats in Arizona, define and illustrate a food web in a kinesthetic exercise, and explain the importance of biodiversity in a writing assignment. Required materials include a ball of yarn or string. The... (View More)

This activity is related to the discovery of water ice on Mars. Learners are provided with a global map showing where the presumed water ice is located and use it as context for analyzing and interpreting images taken with the Thermal Emission... (View More)

Keywords: Mars; Image analysis
Audience: Middle school, High school
Materials Cost: Free

In this activity, students are introduced to the importance of maintaining biodiversity and to citizen science. The resource includes three student worksheets, a data sheet, answer keys, and Web links. This is Lesson 2 in Biodiversity, part of... (View More)

Audience: Elementary school, Middle school
Materials Cost: Free per student

This is an activity about the discovery of water ice on Mars and involves the use of remote sensing data. Through a Socratic dialogue, learners will analyze three different kinds of data collected by Mars spacecraft to investigate the composition... (View More)

Keywords: Mars; Image analysis
Audience: Middle school, High school
Materials Cost: Free

This is an activity about the correlation between annual precipitation and plant productivity in different Earth biomes. Learners consider water evaporation, solubility and abundance relative to life on Earth and relative to finding evidence for... (View More)

This is an activity about the discovery of water ice on Mars. Learners will create physical models using Earth samples to answer the question, "is it more likely that high altitude regions of Mars are composed of icy dirt (with ice filling the pore... (View More)

Keywords: Mars
Audience: Middle school, High school
Materials Cost: Free

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)