Solar System for 4th Grade
Electronic Resources for Solar System:
Nasa Space Place: What is a Planet? Information is short and very visual, intended for elementary students.
Nasa for Kids: Planets You can scroll to click on specific planet. Information for elementary and middle school.
National Geographic for Kids: What is a Planet? Has links to each planet.
Planets for Kids A just for fun website about planets (with quizzes) built by a 9 year old student and his dad.
Don't forget, you can also log on to www.mackinvia.com to access the World Book Student database. There are short videos for each planet. There are also a few electronic books on space, such as one titled Mighty Mars Rovers.