Narrow Search

Filters: Your search found 57 results.
Topics/Subjects:
Life sciences  
Instructional Strategies:
Hands-on learning  
Sort by:
Per page:

Now showing results 21-30 of 57

This is a lesson about how to answer a scientific or engineering question. Learners will refine the scientific question they generated in Lesson 5 so that it can be answered by data and/or modeling, brainstorm possible solutions for the scientific... (View More)

Audience: Middle school
Materials Cost: $1 - $5 per group of students

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

In this field activity, students document examine the role of a tree in its ecosystem and as part of the environment in a human community. Students measure the tree's dimensions, examine co-residing organisms, leaf litter, and soil, and research the... (View More)

This collection of activities presents learners with intriguing questions about the universe and provides an opportunity to explore topics related to the search for life beyond our own planet. The collection includes eight existing classroom... (View More)

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 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 categorization of the three domains of life on Earth and how they relate to the study of astrobiology. Learners will explore, compare, discuss, and explain the basic differences between organisms assigned to 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