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.
Curated OER
Problem Solving: Work Backward
In this problem solving worksheet, 4th graders solve each of 6 word problems by working backwards. They use the strategy while working with money and decimals.
Curated OER
The Solar Cycle
Students research the solar cycle. In this Science lesson plan, students use the internet to investigate the solar cycle. Students produce a spreadsheet and graph from the information collected.
Curated OER
Space: The Final Frontier
Sixth graders construct a graph to demonstration information that they've learned about the solary system. They also write or illustrate a sonar or lunar eclipse.
Other
The Astrolabe: Home Page
This site provides a very general overview of astrolabe principles with links to other pages for more detailed information.