Curated OER
I want a credit card--or do I?
Students pretend to borrow $1000.00 on a credit card. They pretend to make the minimum payments for a year. When they're done, they make a pie chart showing how much of their payments reduced their debt, and how much was interest.
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Living Room Redecoration
Fourth graders use math in a living room redecoration activity. In this geometry activity, 4th graders get the dimensions of a living room and need to find the amount and cost of paint and flooring. They read different scenarios and...
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WS 10.9 Plastic Recycling
In this recycling worksheet, students search for as many types of plastics categorized with the resin identification codes and fill in a chart for each plastic type. They identify the product name, the category the plastic is in, the...
Math Mammoth
Expressions
In this math activity, students solve the expressions with using the values of the variables to find the solutions. They also solve the set of proportions.
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Linear Functions
In this algebra learning exercise, students identify and label functions as linear or not. They find the domain and range of each function. There are 15 multiple choice questions.
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Geometric Series 2.3
Students will determine if a series of numbers are geometric, arithmetic, or neither and determine the common ratio if appropriate. In this geometric units lesson, students given a geometric series, determine the general term, and the...
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Avoiding Carbon Dioxide Emissions from Burning Fossil Fuels
Students calculate stoichiometrically the amount of carbon dioxide that would be emitted from burning a mole of varios alkanes that comprise fossile fuels. If the energy released from burning a mole of these alkanes is known, then the...
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Simple Organic Compounds
In this organic compounds learning exercise, students read about the development of chlorofluorocarbons and the breakdown of this compound in the atmosphere. Students complete 2 short answer questions.
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Lab 23-Follow Up Questions-Conductivity
In this conductivity worksheet, students answer post lab questions about substances that transferred electrons resulting in electricity flowing through the conductivity leads use to test each substance.
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Using Excel, the Internet, And Word To Create a Spreadsheet, Chart, And Instructions
Students improve data entry in a spreadsheet.
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Water: The Neutral Substance
In this water worksheet, students read about hydrogen bonds in water and the differences in electronegativity between the oxygen atom and the two hydrogen atoms in water. Students answer four questions about the structure of water and...
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Trigonometric Identities
Young scholars calculate the six trigonometric identities. In this algebra lesson, students verify other identities using the basic trigonometric identities of sine, cosine and tangent. They complete a worksheet with hints and then are...
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Newton's Cows
In this secondary mathematics worksheet, high schoolers solve a problem attributed to Sir Isaac Newton in which they determine the number of cows that will eat all the grass on six acres of land in six weeks. The one page worksheet...
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Unit Conversion in Chemistry
Hopefully by the time high schoolers are enrolled in your chemistry class, they are skilled with unit conversion. It does not hurt, however, to take an hour early in the school year to review this vital skill. This plan simply provides a...
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Area of a Triangle
In this geometry worksheet, students solve problems by finding the area of a triangle. They are given the sides and asked to solve using the Pythagorean Theorem. There are 72 problems.
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Numerical Analysis/ Examples of Round Off Errors
In this math worksheet, students practice computing the errors for rounding off and use the skill of analysis to find the true solutions.
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Worksheet 33
In this math worksheet, students state Newton's second law of motion and his law of gravity. Then they state Kepler's three laws of planetary motion.
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Worksheet 21
In this math worksheet, students draw two vectors u and v based at the same point. The vectors are considered neither parallel nor orthogonal.
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CSI Investigation
Learners solve real life situation using the Pythagorean Theorem. In this geometry lesson, students calculate the length, midpoint and slope of segments. They solve word problems using properties of square roots.
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Conjectures and Conclusions
Students draw conclusions and make conjectures given a specific scenario. In this geometry lesson, students model real life scenarios using properties of triangles. They model number facts and explain why the outcome is what it is.
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Bronsted Acids and Equilibria
In this acids and bases worksheet, learners give the Arrhenius and Bronsted definitions of an acid and base. Students determine the conjugate acids and bases and determine the stronger acids or bases from given compounds. This worksheet...
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Chemistry: Classifying Materials
Students classify materials. In this chemistry lesson, students examine the properties of solids, liquids, and gases. Students discover the elements, compounds, and chemical symbols.
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Taylor's Theorem and Error in Tangent Line Approximations
In this tangent line approximation worksheet, students answer two essay questions about the approximation error when related to a function. They answer three short answer problems. Students graph one function and its tangent line.
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Worksheet 1: Fibonacci Numbers
In this Fibonacci worksheet, students prove by induction the Fibonacci numbers are recursive. They find a recursive definition for a given set of numbers. This two-page worksheet contains five multi-step problems that involve proofs.