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Grade Four
What are systems?

The human body is a group of organs that work together. The solar system is a group of planets. Use these web pages to explore these and other systems.
 
 

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Title: Solar System
Description: Take a whirlwind tour of our solar system and the sun. Encounter comets of the outer solar system and run the gauntlet of asteroids in the main belt. All this journey requires is a few plug-ins and a mouse.
URL: http://www.bbc.co.uk/science/space/solarsystem/index.sh ...
Title: Welcome to the Planets
Description: See detailed photographs of the nine planets in our solar system.
URL: http://pds.jpl.nasa.gov/planets/welcome.htm
Title: Systems, Up, Up, and Away
Description: This lesson explores the concept of systems in the context of designing (and launching) simple rockets.
URL: http://www.sciencenetlinks.com/lessons.php?DocID=146
Title: Simple Machines
Description: This activity helps students learn about systems, in the context of learning about simple machines.
URL: http://www.sciencenetlinks.com/lessons.php?DocID=1
Title: The Solar System
Description: Are you looking for printable worksheets, math pages, and word searches to enhance your solar system unit? Look no further. This site contains dozens of printable students sheets—all related to the solar system.
URL: http://www.edhelper.com/SolarSystem.htm
Title: Eyes on the Sky; Feet on the Ground
Description: Explore the solar system with these interesting and detailed lesson plans. Topics include a solar system overview, planetary orbits and exploration.
URL: http://hea-www.harvard.edu/ECT/the_book/Chap5/Chapter5. ...
Title: Plot the Planets
Description: Let you kids add pizzazz to their solar system reports with this simple coloring activity.
URL: http://www.crayola.com/lesson-plans/detail/plot-the-pla ...
Title: The Best of the Solar System
Description: Introduce your students to planetary research with a three-part activity that uses some of the most interesting images of the Solar System.
URL: http://cse.ssl.berkeley.edu/segwayed/lessons/boss/stude ...
Title: Other Planetary Systems?
Description: Are there planets orbiting other stars beyond our solar system? We do not know for sure, but recent discoveries suggest there are. Click here for information on what we do know.
URL: http://www.nineplanets.org/other.html