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Area of Science
Geologists study the Earth, trying to understand the forces that gradually shape and change the landscape and ocean floor, as well as forces that make themselves felt more suddenly, like earthquakes and volcanoes. The information geologist discover helps in many ways, from keeping populations safe from disasters like landslides to uncovering important ore deposits like titanium used for surgical equipment. Read more
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STEM Activity
1 review
Use crayons to model the rock cycle in this fun activity! You will make colorful sedimentary, metamorphic, and igneous "rocks" from crayon shavings. Read more
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Lesson Plan Grade: 6th-8th
Can one type of rock turn into another type of rock? In this lesson plan, your students will explore the rock cycle and model it using crayons. Can they turn a sedimentary "rock" made from crayon shavings into a metamorphic rock? What about an igneous rock? Try this lesson to find out! Read more
NGSS Performance Expectations:
  • MS-ESS2-1. Develop a model to describe the cycling of Earth's materials and the flow of energy that drives this process.
Free science fair projects.