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Journal Article
Science Sampler: First-class inquiry
In this scientific inquiry-based activity, students explore how variables in a first-class lever, specifically arm length, position of the fulcrum, and placement of the load, affect the effort needed to lift the load....
Journal Article
Ask the Experts -- February 2005
The Experts will provide the answers to your burning science questions! In this month's column, they answer the questions, What is a black hole? and Can a black hole pull in another black hole?...
Journal Article
After studying linear motion and learning the basic concepts involved, (inertia, force and motion, friction), middle level students can apply their learning to nonlinear situations. Using toy tops is one way to teach students the basic concepts of no...
Journal Article
Commentary: Professional Development and Resources for Educators in Astrobiology
In addition to catalyzing and promoting interdisciplinary research in astrobiology, the NASA Astrobiology Institute (NAI) also seeks to train the next generation of astrobiologists. To accomplish this, NAI provides a wealth of resources and support f...
Journal Article
A yearlong river study builds science-process skills and understanding of basic water quality concepts. Third-grade students set out to determine the health of a local stream, practice several water quality tests, and learn about the life cycle and e...
Journal Article
Science Shorts: Exploring Insect Vision
A fly is buzzing around in the kitchen. You sneak up on it with a flyswatter, but just as you get close to it, it flies away. What makes flies and other insects so good at escaping from danger? The fact that insects have eyesight that can easily det...
Journal Article
Elementary school teachers and university researchers combine their expertise to help students construct an understanding of force—and discover something of the nature of science in the process. Second- and third-grade students in an after school s...
Journal Article
In 2001, the All Sky Camera Network came to life as an outreach program to connect the Denver Museum of Nature and Science (DMNS) exhibit Space Odyssey with Colorado schools. The network is comprised of cameras placed strategically at schools through...
Journal Article
Idea Bank: Classroom Newsletter
Have you ever struggled with trying to motivate your students to learn science? If your answer is a resounding "yes!"-- the implementation of a class newsletter may be the solution. A class newsletter project can improve student self-confidence and m...
Journal Article
Preventing chemical spills in the laboratory is critical, but teachers also need to know what to do if a spill does occur. This article outlines strategies to help with hazardous chemical spills in lab facilities and on people, with a special section...
Journal Article
Tried and True: Newton's first law: A learning cycle approach
Demonstrate how Newton's first law of motion applies to students' everyday lives with this learning cycle series of activities on inertia. This activity is sure to elicit wide-eyed stares and puzzled looks from students, but also promote critical thi...
Journal Article
Since 1995, astronomers have discovered over 100 known exoplanets--planets outside of our solar system--and determined their properties such as mass, orbital distance, size, and density. By using simple algebraic equations of physics, students can de...