Curated OER
Twelve Related Rates Word Problems
In this word problems worksheet, students solve twelve related rates word problems. Knowledge of geometry is necessary to complete these problems.
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Soil Formation
In this soil formation worksheet, students will review examples of chemical weathering and biological weathering. Students will also review the different soil layers and how they are created. This worksheet has 6 matching, 5 multiple...
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Copy the Alphabet-- Lower Case Letters
In this language arts instructional activity, students learn to form examples of lower case letters of the alphabet. Students write each letter under the sample in an unlined oval.
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Twelve Rational Expressions Math Regents Exam Problems
In this rational exponents worksheet, students solve ten multiple choice and two free response math regents exam questions.  The solutions are provided.
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Volcanoes
In this science instructional activity, students use basic scientific concepts to complete the series of puzzles that are intended to acquire and review vocabulary about volcanoes.
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Landscapes of Alpine Glaciation
In this glaciers worksheet, learners use Google Earth to look for examples of different glacial landforms and phenomena. Students complete 2 short answer questions.
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Mobius Card- An Impossible shape
In this algebra worksheet, students solve word problems using linear equations and algebraic symbols. There is one problem with an answer key.
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Hurricane Strength: Spatial Association of Wind Speed and Water Temperature
In this hurricane worksheet, students read and analyze satellite images of hurricane Rita. They complete 4 short answer questions about it.
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Related Rates Problems: An Application of Implicit Differentiation and the Chain Rule
In this related rates problem activity, students use the chain rule and implicit differentiation to solve related rate problems, such an writing an expression relating to the ripple of a circle.  This three-page activity contains eleven...
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Turtle Fun Facts
In this turtles worksheet, students read two pages of facts about turtles. Students match four kinds of turtle pictures to their habitats.
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The Oil Spill Quiz
In this oil spill quiz worksheet, students respond to 10 multiple choice questions in order to examine their knowledge of oil spills and their effects.
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Geometry Journal: Classifying Solids
In this geometry worksheet, 10th graders respond to journal prompts related to prisms and classifying solid shapes.  The two page worksheet contains nine questions.  Answers are included. 
University of Waterloo (Canada)
University of Waterloo: Cemc: Math Circles: 3 D Geometry Ii [Pdf]
This worksheet provides a variety of 3D geometry questions requiring higher order thinking skills. Questions include; finding the surface area of a prism, surface area of pyramid, surface area of a sphere, and platonic solids.