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Filters: Your search found 7 results.
Topics/Subjects:
Mathematics
The nature of science
Learning Time:
45 to 60 minutes
Materials Cost:
1 cent - \$1
Instructional Strategies:
Identifying similarities and differences
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# What is Citizen Science?

Students are introduced to the purposes, benefits and challenges of citizen science projects. Examples of historical and current projects are presented, and evidence is provided showing why human scientific analysis is sometimes better than computer... (View More)

# Teaching Radicals in Less Than Five Minutes

This article describes an approach designed to decrease math anxiety and teach students about the use of mathematical symbols simplifying radicals. A deck of cards is used in a demonstration, and a problem set using real life examples to master the... (View More)

# Leaf Classification

In this activity, students learn about hierarchical classification systems and create their own classification system for leaves they collect in the field. They learn about the key characteristics for classification systems and see that there are... (View More)

# Manual Land Cover Mapping Protocol

In this activity, students produce a land cover map of a 15 km x 15 km GLOBE study site from hard copies of Landsat satellite images. Students place clear transparencies over the Landsat TM images and use markers to outline and classify areas of... (View More)

# What do Satellite Images Tell Us About Mars?

Learners will compare satellite images of Mars and Earth to look for similar features. Then they brainstorm a list of forces or events that could have caused some of these features to form on Mars. This is activity 3 of 9 in Mars and Earth: Science... (View More)

# What Do I See Now When I Picture Saturn?

This is a lesson about Saturn. Learners will reflect on what they have learned by drawing everything they picture when they hear the words Saturn and Cassini, and add labels and captions to their drawing. Students look back at their first exercise... (View More)

# Sorting out the Cosmic Zoo

In this hands-on activity, students analyze the data on Mystery Object Cards, observe that astronomical objects have many observable properties, and discover that these properties allow scientists to categorize astronomical objects into different... (View More)

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