Curated OER
Surface Area of a Leaf (Grades 7-9)
In this math and science learning exercise, students read about the process of photosynthesis and plant growth. They determine how a plant's ability to create food is dependent on the surface area of its leaves using geometric...
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Invertebrate Chordates
Most chordates are easy to identify because of the specific classification criteria of their phylum. But what about tunicates? Young scientists read a short explanation about why tunicates, or sea squirts, are considered to be members of...
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Solving Multiplication And Division Equations
In this solving multiplication and division equations worksheet, students problem solve and calculate the answers to thirty word problems and mathematical equations.
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Location of Electrons
In this location of electrons worksheet, students read about the quantum mechanical model of the atom and the location of electrons. They complete a table given eleven elements with the sublevel notation, the Bohr notation and the...
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Geometry: Calculating the Area of a Circle
In this area worksheet, students use the perimeter or radius to determine the area of a circle. This one-page worksheet contains 8 problems. This worksheet may be produced in printed form. Answers may be viewed on-line.
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Solar Isolation Changes and the Sunspot Cycle
In this sunspot cycle and solar irradiation worksheet, students use 2 graphs of daily total solar irradiance and sunspot activity to solve 3 problems. They find the average solar irradiance during a given time, they determine the...
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The Speed of Galaxy Q2125-431
In this speed of a galaxy worksheet, students use a given equation for the speed of an object and they use the spectral lines for Hydrogen Alpha and Beta from the Seyfert galaxy to answer 6 questions. They determine the observed...
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Angles in Polygons
In this geometry instructional activity, 10th graders solve problems involving quadrilaterals using the angle sum of quadrilaterals. They solve for linear pairs, opposite angle theorem and triangular angles. There are 5 questions.
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Blood Types
In this algebra worksheet, students examine the 4 different blood types, and make a graph deciding which blood types are compatible with each other when it comes to donors. There are 9 questions with an answer key.
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Oliver Cromwell
In this online interactive history worksheet, students respond to 7 short answer questions about Oliver Cromwell. Students may check some of their answers on the interactive worksheet.
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Reflection
For this math worksheet, students practice their skills in constructing reflections of shapes that are on a grid. This worksheet has 13 problems for the students to solve, and includes an answer sheet.
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Cartoons for the Classroom: Inspiration from a Classic
In this current events worksheet, students analyze a political cartoon about "Fuseli's Nightmare" and respond to 3 talking point questions.
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Cartoons for the Classroom: Literary Allusion vs. Pop Culture
For this current events worksheet, students analyze political cartoons that feature literary allusion and pop culture. Students respond to 2 talking point questions.
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Gattegno Grid
Here is a pdf file containing a Gattegno grid and ideas relating to its use. Try it out for place value, addition, and counting practice.
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Angles ~ Right Angles
Have your class review how to identify right angles. Learners identify right angles, and then write the number of angles found in each shape.
IMSA
Geometric Transformations with Matrices
For this math worksheet, learners find the values associated with the geometric transformations. They read the instruction sheet for completing matrices with translations, rotations, reflections, and scaling by adding and multiplying...
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Acrobatic Clown
In this science investigation activity, students learn about balancing points and center of gravity by making a cardboard acrobatic clown using the directions and pattern provided.
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Changing Ecosystems
In this ecosystem worksheet, students will review terms associated with succession in an ecosystem plus the various relationships between organisms. This worksheet has 5 matching, 9 true or false, and 6 short answer questions.
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Atmospheric Shielding from Radiation I
In this radiation worksheet, students calculate the distance of a satellite in orbit to determine the placement of a radiation detection device. This worksheet has 2 problems to solve.
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Rotations and reflections
In this rotations learning exercise, students complete problems having to do with shapes and their rotations, reflections, symmetry, translations, and more. Students complete 6 problems.
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Transformations and Translations
In this transformations/translation worksheet, students draw transformations based on shapes and vectors of given translations. A reference web site is given for additional activities.
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Vertical Tower 2
In this trigonometry worksheet, students prove that for the given conditions of the problem that cos y = cos2 x. The one page worksheet contains one problem with the solution.
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What is The Value of Wolves?
In this science worksheet, students look for the facts that are related to the wolf as a species around the world. They think about its decline and argue for a solution.
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