Worksheet
Curated OER

Quadratic Inequalities

For Students 9th
In this quadratic inequalities worksheet, 9th graders solve and graph 10 different problems that include various forms of inequalities. First, they solve each equation shown algebraically. Then, students state the solution set of the...
Worksheet
Curated OER

Acid/Base Equilibrium

For Students Higher Ed
In this equilibrium instructional activity, students solve nine problems related to acids, bases, buffers, ionization and calculations of pH.
Worksheet
Curated OER

Equations as Relations

For Students 10th
In this equations as relations worksheet, 10th graders solve and graph 9 different problems that include determining various ordered pairs. First, they determine the ordered pairs that are solutions to each equation. Then, students solve...
Worksheet
Curated OER

Chemical Calculations

For Students 9th - Higher Ed
In this elements learning exercise, students use the relative atomic masses of given elements to calculate the relative formula mass. Students calculate the mass of compounds from given number of moles and determine the number of moles...
Worksheet
Curated OER

Solubility Curves

For Students 9th - Higher Ed
In this solubility worksheet, students use a solubility curve to determine is different solutions are saturated or not. This worksheet has 19 problems to solve and 2 short answer questions.
Worksheet
Curated OER

Chemistry Midterm Topic Review

For Students 10th - 12th
In this chemistry review worksheet, students answer and solve 95 questions about chemical reactions, hydrocarbons, functional groups, moles, acids and bases and solutions.
Lesson Plan
Curated OER

Food for Thought: Hunger???Around the Block, Around the World LESSON 2: Local Hunger and Malnutrition

For Teachers 9th - 12th
Students examine the difference between hunger and malnutrition. They study the idea of hunger as a theme in literature while discovering how communities can solve hunger problems.
Worksheet
Curated OER

Telephoning Problems Challenge Board Game

For Students 7th - 10th
In this communication instructional activity, students participate in a board game that involves twenty-seven steps of how to carry on a telephone conversation with another person.
Worksheet
Curated OER

The Holiday Greeting Problem

For Students 8th - 9th
In this algebra worksheet, students decipher letters by replacing them with a number to make an addition problem. There is an answer key with this problem.
Worksheet
Curated OER

Gas Problem

For Students 7th - 9th
In this gas problem, students determine the number of gallons needed to buy in order to spend a specified amount.  They compute the mile per gallon.  This one-page worksheet contains 1 word problem.  The answer is listed...
Worksheet
Curated OER

MHP Problems

For Students 9th - 11th
In this algebra learning exercise, students rewrite word problems using algebraic expressions and equations. There is an answer key with this word problem.
Worksheet
Curated OER

The Triangles Problem

For Students 10th
In this geometry worksheet, 10th graders explain how two triangles can have 5 parts of the other triangle and still not be congruent. This is a word problem with an answer key.
Worksheet
Curated OER

The Bellman Problem

For Students 9th - 10th
In this bellman instructional activity, students use addition and subtraction to total expenditures.  They read a word problem and write an equation to solve it.  This one-page instructional activity contains 1 multi-step...
Worksheet
Curated OER

The Kate and Jackson Problem

For Students 11th
In this probability worksheet, 11th graders are given a set of letters and asked to spell KATE and JACKSON using a special pattern that's in the shape of a rhombus. There is an answer key with this problem.
Worksheet
Curated OER

Humidifier Problem

For Students 9th - 10th
In this algebra worksheet, students are given a word problem and asked to use algebra to solve it. They figure out what to settings on a humidifier should be based on the temperature outside. There are 3 questions with an answer key.
Worksheet
Curated OER

The Number Sequence Problem

For Students 9th - 11th
In this algebra worksheet, students solve word problems using algebra to rewrite and solve for the next number in the sequence. There is an answer key.
Worksheet
Curated OER

Concentration Problems

For Students 10th - Higher Ed
In this solutions instructional activity, students calculate the concentration of solutions, or the mass and volume of given solutions. This instructional activity has 10 problems to solve.
Lesson Plan
Curated OER

Identifying the Solution in a Story

For Teachers K Standards
Using the book My Red Balloon by Eve Bunting, Kindergartners will gain an understanding that stories often have solutions. Using Eve Bunting's book as an example the teacher will identify the solution to the story and...
Lesson Plan
Curated OER

Solving Your Problems

For Teachers K - 5th
Young scholars read stories and discuss how to solve problems in their everyday lives. In this problem solving lesson plan, students also role play problems that they may have and discuss good solutions to their problems.
Lesson Plan
Curated OER

The Birthday Problem

For Teachers 8th - 12th
Students make and analyze predictions and attempt to solve the birthday problem. They use the solutions they find to answer related questions.
Lesson Plan
1
1
Illustrative Mathematics

Equal Area Triangles on the Same Base II

For Teachers 9th - 12th Standards
A deceptively simple question setup leads to a number of attack methods and a surprisingly sophisticated solution set in this open-ended problem. Young geometers of different strengths can go about defining the solutions graphically,...
Lesson Plan
University of Georgia

Using Freezing-Point Depression to Find Molecular Weight

For Teachers 9th - 12th Standards
Explore the mathematical relationship between a solvent and solute. Learners use technology to measure the cooling patterns of a solvent with varying concentrations of solute. Through an analysis of the data, pupils realize that the...
Lesson Plan
2
2
Workforce Solutions

Workplace Ethics

For Teachers 9th - 12th
An activity that focuses on workplace ethical dilemmas asks groups how to respond to a series of scenarios. First, the class brainstorms a list of ethics that apply to employers, then a second one that applies to employees. Using their...
Activity
Teach Engineering

Egg Drop

For Teachers 6th - 8th
Don't drop the ball on the resource ... drop an egg instead! A teacher-led demonstration has the class consider how to drop eggs into glasses when a tray is in the way. Hint: If you've ever seen a magician pull a tablecloth off a table,...

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