American Museum of Natural History
Cosmic Cookies
Scholars read about each planet then bake a plate of cosmic cookies—no-bake cookies decorated to look like the planets; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto.
Curated OER
A Model Solar System
If Earth is modeled by a grapefruit, what planet could be represented by a golf ball? This activity uses everyday and not-so-everyday objects to create a model of the Solar System.
Mrs. Sol's Class
Solar System Project
Finish or launch your unit on the solar system with a jigsaw project covering major celestial concepts such as the Milky Way Galaxy, asteroids, meteors, comets, Earth's moon, and, of course, all the planets. Learners start by...
Star Date
Solar System Scale Model Demonstration
Explore outer space and decorate your classroom with an astronomy project. Learners create a visual model with the creation of a scaled solar system using different sized balls.
Center for Math and Science Education
Pocket Solar System
How in the world can something as big as the solar system possibly fit in your pocket? Complete this simple modeling activity and find out, as young scientists gain an appreciation for the incredible scale of outer space.
Center for Math and Science Education
Solar System Launch
Trying to understand the vastness of outer space can be quite a challenge for young scientists. Help put things in perspective with this cross-curricular activity as students work in pairs creating scaled models of...
Star Date
Astronomy Day from McDonald Observatory Solar System Scale Activity
Add a visual aid to your solar system lessons. Enthusiastic astronomers create a model depicting the nine planets and their distance from the sun. 
SciShow Kids
Let's Make the Solar System
Get crafty with the help of pictures and a real-time demonstration from a video that details the step-by-step process in creating a paper solar system. 
Community Consolidated Schools District 168
Solar System Model Project
Challenge young astronomers to demonstrate their knowledge of the solar system with this fun open-ended science project. Provided with a short list of requirements, students are given the freedom to use their creativity and whatever...
Harvard University
Harvard University: The Solar System
These hands-on activities are a great way for students to gain perspective on the relative sizes and distances of each planet, the relationship between the sun and Earth, and much more.
Read Works
Read Works: What's Up in Space?
[Free Registration/Login Required] An informational text about outer space. A question sheet is available to help students build skills in reading comprehension.
Science Buddies
Science Buddies: How Big Are the Planets in Our Solar System?
This activity explores the relative size of the eight planets that circle around the Sun.