Worksheet
Curated OER

Tangent Properties

For Students 10th - 12th
In this pre-calculus activity, students solve for angles formed by a tangent line and a circle. There are 6 different worksheets containing 8-10 problems per sheet.
Lesson Plan
Curated OER

The Magic Squares

For Teachers 5th
Fifth graders devise and use problem solving strategies to solve a magic square arrangement. In small groups they explore various strategies including non-algebraic and algebraic techniques, write an explanation of their solution, and...
Worksheet
Curated OER

Subtraction Worksheet

For Students Pre-K - 1st
In this subtraction skills worksheet, students solve 4 problems that require them to subtract visual number sentences by counting the pictures, writing equations, and finding the differences.
Lesson Plan
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Tortillas

For Teachers 6th - 8th
Students convert recipes for tortillas. They calculate the amounts of ingredients as they convert recipes and write an explanation of the task to demonstrate their calculations. After reviewing their calculations, they demonstrate how...
Worksheet
Curated OER

Secret Code Spotlight

For Students 4th - 5th
In this secret math code activity, students solve 14 equations and apply the color value for each line according to the key. Kids write the final total and the secret coded letter from another key. Students read the message.
Lesson Plan
Curated OER

Inequalitities Mixed Review

For Teachers 9th - 11th
Students solve inequalities and graph it on a number line. In this algebra lesson, students rewrite word problems into algebraic equations and graph it using compound inequalities.
Lesson Plan
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Absolute Value

For Teachers 11th - 12th
In this algebra worksheet, students solve absolute value equations through graphing and algebraically. There are 50 questions.
Worksheet
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Chemical Equilibrium Worksheet

For Students 11th - 12th
In this chemical equilibrium worksheet, students match the 8 terms on the left with the correct description on the right. They write short answers and fill in the chart for 27 questions.
Lesson Plan
Texas Instruments

Variables and Expressions

For Teachers 9th - 12th Standards
High schoolers solve equations by writing expressions. In this algebra lesson, students identify the different values for each variable. They use the navigator to see how to solve equations.
Lesson Plan
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Introduction to Functions

For Teachers 7th - 9th
Students explore functions, function rules, and data tables. They explore terms of linear functions. Students use computers to analyze the functions. Students write short sentences to explain data tables and simple algebraic expressions.
Lesson Plan
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Linear and Exponential Models

For Teachers 9th - 12th
Learners investigate the differences between linear and exponential models.  In this linear and exponential models instructional activity, students make a table of given data.  Learners determine if the data is linear or...
Interactive
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Moving Straight Ahead

For Students 9th
In this functions learning exercise, 9th graders solve and complete 24 various types of problems. First, they complete the table with the correct distance for each hour given. Then, students enter the coordinate pairs into the function...
Lesson Plan
Curated OER

Compound Inequalitites

For Teachers 8th - 10th
Students graph compound inequalities. In this algebra lesson plan, students solve equations with inequalities and graph the results on a number line. They distinguish between "or" and "and"
Worksheet
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WS 10.5 Organic Compounds

For Students Higher Ed
In this organic compounds worksheet, students write the structural formulas for four compounds, they draw isomers for given molecules and they draw line formulas for given cycloalkanes and haloalkanes.
Worksheet
Curated OER

Hydrocarbons

For Students 9th - 12th
In this hydrocarbon learning exercise, students answer 13 questions about different types of organic molecules categorized as hydrocarbons. They explain the different hydrocarbons, they draw structural diagrams for different hydrocarbons...
Lab Resource
Creative Chemistry

Balancing Redox Reactions

For Students 9th - 12th
In this redox reaction learning exercise, high schoolers perform a redox titration to determine the number of iodide ions that react with each mole of iodate (V) ions in a solution. They calculate their answer using a given equation.
Worksheet
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Integers

For Teachers 9th
In this integers worksheet, 9th graders solve 16 different types of problems that include writing an integer to represent statements, arranging integers from least to greatest, and using integers to write mathematical expressions. They...
Lesson Plan
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WS 10.9 Plastic Recycling

For Teachers 9th - 10th
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...
Lesson Plan
Curated OER

Uniform-Motion Problems: Just Playing with Cars

For Teachers 9th - 10th
Students explore the concept of the formula for distance. In this formula for distance lesson, students time battery operated cars with constant velocity over 15 meters. Students use the distance = rate x time formula to determine the...
Lesson Plan
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Regents High School Examination: Integrated Algebra

For Teachers 9th - 12th
In this integrated algebra worksheet, students answer 39 questions in preparation for the Regents High School Examination.  Students solve problems about various topics in algebra and algebra II including quadratics, systems of...
Lesson Plan
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Hot Air Ballooning: Exploring Charles' Law

For Teachers 9th - 12th
High schoolers solve word problems dealing with Charles' Law. In this Charles' Law lesson, students observe PowerPoint presentations concerning Charles' Law. They complete a WebQuest and describe the relationship between hot air...
Lesson Plan
Pennsylvania Department of Education

Freckle Face

For Teachers Pre-K - 2nd
Students collect and record data. In this early data analysis lesson, students gather data about their partners face. As a class, the students use tally marks and pictographs to record the data and answer question about the information...
Lesson Plan
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Cryptography Implementation

For Teachers 9th - 10th
Students explore cryptology. They write a research paper on cryptography. Using linear equations, students invent a code and write a secret message. Students complete cryptography puzzles.
Worksheet
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Linear Functions

For Students 8th - 10th
For this linear functions worksheet, students define 5 terms. They solve 6 problems for the specified term. Students graph 3 linear equations. They write the equations for 14 problems using the given information. There are 28 problems in...