Science Struck
Science Struck: A Scientific Explanation to What Causes Day and Night
Explains how the rotation and the axial tilt of the Earth are responsible for the phenomenon of day and night. Provides information about the Sun, the solar system, and the Earth, and how the circumference of the Earth was first measured...
Other
Sandburg Center for Sky Awareness: What Are the Shapes of the Planets' Orbits?
In this lesson plan investigation students learn about the shapes of the planetary orbits by experimenting with ellipses of different proportions.
Thomas Jefferson National Accelerator Facility
Jefferson Lab: Science Crossword Puzzles Solar System [Pdf]
Find out what you know about the solar system by completing this crossword puzzle!
Ducksters
Ducksters: Kids 10 Question Quiz: Solar System
Kids take a ten question practice quiz on the Solar System on this website.
Discovery Education
Discovery Education: Classroom Planetarium
Create a classroom model of the solar system while teaching about relative size of all the planets, and each planet's distance from the sun.
Other
All (Known) Bodies in Our Solar System Larger Than 200 Miles in Diameter
How big is the Earth compared to the Sun? Is Mars bigger than the Moon? Seeing all bodies in the solar system larger than 200 miles in diameter side by side provides an excellent comparison and an interesting perspective.
Science4Fun
Science4 Fun: Earth
Learn fun facts and details about the geography and composition of Earth, the third closest planet to the sun and the only planet that contains life.
Science4Fun
Science4 Fun: Jupiter
Learn fun facts and details about the weather, composition, and discovery of Jupiter, the largest of all the planets.
Science4Fun
Science4 Fun: Mars
Learn fun facts and details about the weather, geography, composition, and discovery of Mars, the fourth closest planet to the Sun.
Science4Fun
Science4 Fun: Mercury
Learn fun facts and details about the atmosphere, geography, composition, and discovery of Mercury, the closest planet to the sun.
Science4Fun
Science4 Fun: Neptune
Learn fun facts and details about the atmosphere, composition, and discovery of Neptune, the last planet in our solar system.
Science4Fun
Science4 Fun: Pluto
Learn fun facts and details about the atmosphere, geography, composition, and discovery of Pluto, a dwarf planet.
Science4Fun
Science4 Fun: Saturn
Learn fun facts and details about the atmosphere, composition, and discovery of Saturn, the second largest planet.
Science4Fun
Science4 Fun: Uranus
Learn fun facts and details about the atmosphere, composition, and discovery of Uranus, the seventh closest planet to the sun.
Science4Fun
Science4 Fun: Venus
Learn fun facts and details about the atmosphere, geography, composition, and discovery of Venus, the second closest planet to the sun.
Science Fun for Everyone
Science Fun: Solar Eclipse Kit
Create your own solar eclipse with this science experiment. *This experiment is not to be used to look at the actual sun. Looking directly at the sun can be harmful.*
University of Texas at Austin
The University of Texas Mc Donald Observatory: Planet Viewing
Guide to the best time to view planets.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is a Star?
Learn about stars, how they are formed, the biggest and smallest star, what they look like, well-known stars and constellations, and other interesting facts.
NASA
Nasa Space Place: All About Earth
Brief description of the earth's structure, surface, neighbors, and history with images.
NASA
Nasa Space Place: What Is the Kuiper Belt?
Defines the Kuiper Belt and discusses who it is named after and some of the objects floating in the belt.
NASA
Nasa Space Place: Asteroid or Meteor: What's the Difference?
Learn the difference between asteroids and comets, meteoroids and meteorites, and more!
NASA
Nasa Space Place: What Is an Impact Crater?
Brief description of impact craters with images of some of the more famous ones.
NASA
Nasa Space Place: Do a Science Fair Project!
Your science fair project may do one of three things: test an idea (hypothesis), answer a question, and/or show how nature works. Learn the steps involved in a project and get some great topic ideas.
Bill Nye
Bill Nye: Weightless Clothespin
Try this at-home science experiment to learn that that astronauts fly around in space because they are weightless.