Read Works
Read Works: Earth Rocks
[Free Registration/Login Required] Students read about three different types of rocks: sedimentary, igneous, and metamorphic. A question sheet is available to help students build skills in classifying and categorizing.
Australian Museum
Australian Museum: Igneous Rock Types
Learn about the different types of igneous rocks and how they are classified.
CK-12 Foundation
Ck 12: Earth Science: Metamorphic Rock Classification
[Free Registration/Login may be required to access all resource tools.] Examines how to classify metamorphic rocks.
CK-12 Foundation
Ck 12: Earth Science: Sedimentary Rock Classification
[Free Registration/Login may be required to access all resource tools.] How to classify sedimentary rocks.
CK-12 Foundation
Ck 12: Earth Science: Metamorphic Rock Classification
[Free Registration/Login may be required to access all resource tools.] Examines how to classify metamorphic rocks.
Science Education Resource Center at Carleton College
Serc: Rock Investigation
In this activity young scholars will observe and investigate rocks in order to classify them in terms of color, shape, texture and size.
Utah Education Network
Uen: Cool Collectibles and Super Sorts
Second graders will create a classroom rock collection.
James Madison University
James Madison University: Keys to Igneous Rock Classification
Click for different identification keys for igneous rocks to help you classify them correctly. Includes various color/texture keys as well as classification charts. (NOTE: At the time of writing this, the PDF links were configured...
TeachEngineering
Teach Engineering: Rocks, Rocks, Rocks
Students test rocks to identify their physical properties (such as luster, hardness, color, etc.) and classify them as igneous, metamorphic or sedimentary. They complete a worksheet table to record all of the rock properties, and then...
Indiana University
Indiana University Bloomington: Is It a Rock or Mineral? [Pdf]
In this lesson, students will compare types of candy to learn about geological classification. Students will classify and sort different materials by their composition and physical properties.
University of Oregon
Geo Man's Mineral and Rock Charts
This site contains several charts that can be used for identifying rocks and minerals based on traits such as hardness, luster and color.
CK-12 Foundation
Ck 12: Earth Science: Sedimentary Rock Classification Study Guide
[Free Registration/Login may be required to access all resource tools.] This study guide summarizes key points about how sedimentary rocks are classified. Includes a few questions to check for understanding.
CK-12 Foundation
Ck 12: Earth Science: Sedimentary Rock Classification
[Free Registration/Login may be required to access all resource tools.] Explains that sedimentary rocks are classified by how they formed and by grain size.
CK-12 Foundation
Ck 12: Earth Science: Igneous Rock Classification
[Free Registration/Login may be required to access all resource tools.] How to classify igneous rocks.
Science Education Resource Center at Carleton College
Serc: Investigation of the Minnehaha Falls Area
A lesson plan where learners observe rock types and classify the rocks in the Minnehaha falls area. Students will also make predictions about the cause of the shape of the landscape. Learners will record their findings in a journal....
Mocomi & Anibrain Digital Technologies
Mocomi: Types of Rocks
Explains how rocks are classified into three basic groups.
Sophia Learning
Sophia: Geology: Igneous Rocks: Lesson 3
This lesson will present how to identify and classify igneous rocks. It is 3 of 3 in the series titled "Geology: Igneous Rocks."
Sophia Learning
Sophia: Geology: Sedimentary Rocks: Lesson 1
This lesson will present how to identify and classify sedimentary rocks. It is 1 of 3 in the series titled "Geology: Sedimentary Rocks."
Sophia Learning
Sophia: Geology: Igneous Rocks: Lesson 2
This lesson will present how to identify and classify igneous rocks. It is 2 of 3 in the series titled "Geology: Igneous Rocks."
Science Education Resource Center at Carleton College
Serc: Mn Step: Rocks a Lesson in Inquiry
For this activity, young scholars sort and classify rocks in small groups, and record questions they have. The class will sort the questions into investigatory and non-investigatory questions. They will choose one to investigate, make a...
Science Education Resource Center at Carleton College
Serc: Collecting and Identifying Rocks
Students investigate rocks in an outdoor field trip, and then place them into groups by characteristics. The different groups could be the size, shape, color, and texture of the rocks. After classifying, students are introduced to the...
New York Times
New York Times: Crossword Puzzle: Rocks and Minerals
Here is an interactive and printable crossword puzzle developed by the New York Times Learning Network. The theme of this puzzle is Rocks and Minerals.
ClassFlow
Class Flow: Rock and Earth
[Free Registration/Login Required] The parts of the earth, classifying minerals, and layers of rock are described in this flipchart.
Australian Museum
Australian Museum: Geological Ore Deposits
Geoscience: the Earth presents this article on ore deposits. Read how deposits are found, formed and classified, and the economic viability of these deposits. Included are pictures of many rocks from different types of deposits.
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