Scholastic
Scholastic: Study Jams! Science: Our Solar System: Inner Planets
A slideshow and a short multiple-choice quiz on the four inner planets of our solar system, which include Mercury, Venus, Mars, and Earth.
National Earth Science Teachers Association
Windows to the Universe: Our Solar System
Our solar system is filled with a wide assortment of celestial bodies - the Sun itself, our eight planets, dwarf planets, and asteroids - and on Earth, life itself! The inner solar system is occasionally visited by comets that loop in...
Alabama Learning Exchange
Alex: Inner and Outer Planets of the Solar System
In this science lesson learners will work collaboratively to learn and introduce the eight planets, sizes, characteristics, and their order. They will use size comparisons, research a planet, design a poster and create a PowerPoint...
Fourmilab Switzerland
John Walker: Solar System Live
This planetarium program allows you to create an accurate model of the solar system with icons or pictures of each planet. You can specify a date in the past or the future, change the viewpoint to any latitude/longitude, and even view in...
CK-12 Foundation
Ck 12: Earth Science: Inner Versus Outer Planets Study Guide
An overview of the difference between inner and outer planets of our solar system.
CK-12 Foundation
Ck 12: Earth Science: Inner Versus Outer Planets
[Free Registration/Login may be required to access all resource tools.] Compares the characteristics of inner and outer planets.
CK-12 Foundation
Ck 12: Earth Science: Inner Versus Outer Planets
[Free Registration/Login may be required to access all resource tools.] Compares the characteristics of inner and outer planets.
CK-12 Foundation
Ck 12: Earth Science: Mercury
[Free Registration/Login may be required to access all resource tools.] Recognize the characteristics of the planet Mercury.
CK-12 Foundation
Ck 12: Earth Science: Mercury
[Free Registration/Login may be required to access all resource tools.] Recognize the characteristics of the planet Mercury.
Other
Uppsala Astronomical Observatory: Planetary Imaging
Images of Mercury, Venus, the Moon, Mars, and Jupiter by the Swedish Vacuum Solar Telescope.
Quia
Quia: Brushing Your Teeth
This site gives you opportunities to practice putting the planets in the correct order from the sun. Press "Click here to begin" to get started.