Lesson Plan
Willow Tree

Rational vs. Irrational Numbers

For Students 7th - 10th Standards
Build an understanding of rational numbers and their counterpart irrational numbers. Lead learners through an explanation of rational numbers and the ways they can be expressed. Then introduce them to irrational numbers and make...
App
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Pala Software

MathBoard

For Students 3rd - 10th Standards
Do you want to practice arithmetic skills from simple addition facts, to cubes and square roots, to solving one-step equations? Here is a great app for practicing and learning everything from arithmetic practice using integers to solving...
Activity
US Institute of Peace

Simulation on Northern Ireland: One Step at a Time - The Derry March and Prospects for Peace

For Students 9th - Higher Ed Standards
Where does tradition fit in a divided community with violence on both sides? Scholars learn about the marches in Northern Ireland and the many issues surrounding them. They take on roles in the community and try to convince others of...
Lesson Plan
Curated OER

Learning to Add and Subtract

For Teachers 2nd - 4th
Young learners practice addition and subtraction to solve problems. They use a webquest application to model how to solve math problems using pictures, words and numbers, and also practice using multiplication and division.
Lesson Plan
Curated OER

Direct, Inverse, And Joint Variation

For Teachers 9th - 12th
Young scholars engage in a lesson plan that has them practice solving equations using multiplication and division. They practice solving problems using the properties needed and then students practice changing word problems into an...
Worksheet
Curated OER

Divide by 10 With Remainders

For Students 2nd - 3rd
In this division instructional activity, students complete a set of 10 problems, dividing by 10. All problems have remainders; an answer key is included.
Worksheet
Curated OER

Division stockings

For Students 3rd - 5th
In this division worksheet, students complete division problems where they divide one digit numbers into two digit numbers and then match the problem with the answer in Christmas stockings. Students complete 10 problems.
Worksheet
Curated OER

Multiplication and Division 2's and 3's

For Students 2nd - 4th
In this multiplication and division worksheet, students solve 80 multiplication and division problems involving twos and threes.
Worksheet
Curated OER

Divide Polynomials

For Students 6th - 7th
For this division of polynomials worksheet, students complete a set of 10 problems, answers are included on page 2; a reference web site is given for additional activities.
Worksheet
Curated OER

Estimate Division

For Students 3rd - 5th
For this estimate division worksheet, students estimate by rounding each number in a division problem to the nearest ten. Answers are included on page 2.
Lesson Plan
Curated OER

Checking Division By Estimation

For Teachers 7th - 9th
In this checking division by estimation worksheet, students estimate the answers to twenty division equations. Students are instructed not to use a calculator and then discuss the twenty answers in class.
Worksheet
Curated OER

Dividing Polynomials #3

For Students 6th - 7th
In this polynomial division worksheet, students complete a set of 10 problems. Answers are included on page 2, a reference web site is given for additional activities.
Lesson Plan
Curated OER

Identify and Evaluate Problem-Solving Processes and Solutions

For Teachers 9th - 11th
Students identify a problem, the process by which it is solved, and the solution in a piece of literature.  In this problem solving lesson, students read a nonfiction passage and use a think-pair-share strategy to identify the...
Worksheet
Curated OER

Pumpkin Problems

For Students 4th - 5th
In this math instructional activity, students solve 4 story problems with a Halloween theme. Students will read the story and from 4 choices, select the answer which tells what to do to solve the problem. Students do not give the answer,...
Worksheet
Curated OER

Algebra Age Problems

For Students 9th
In this Algebra I worksheet, 9th graders are presented with age word problems which are solved by writing an equation in one variable.  The one page worksheet contains 2 worked examples and sixteen practice problems.  Answers...
Worksheet
Curated OER

Quaternions

For Students 11th - 12th
In this quaternions worksheet, students solve and complete 7 different problems. First, they read and identify quaternions as expressions in a given form of ordinary real numbers. Then, students add and subtract a few problems by doing...
Worksheet
Curated OER

Pumpkins for Sale

For Students 4th - 5th
In this problem solving worksheet, students use division with remainders to determine what the 100th letter will be if the phrase "pumpkins*for*sale" is repeated continuously on a sign.
Lesson Plan
Curated OER

Worksheet Chapter 7 & 8 College Prep Algebra

For Teachers 9th - 12th
In this algebra worksheet, students find the value of given expressions, simplify division equations containing two variables, find the square root, and solve radicals. This worksheet contains 100 problems and contains an answer key.
Lesson Plan
Curated OER

"Money In My Pocket"

For Teachers 2nd
Second graders assess a brief history of money, the use of money, working with money as well as adding and subtracting with money and how to spend money wisely with responsibility. In addition, they discuss how everything belongs to God...
Worksheet
Curated OER

Decimal Divisors

For Students 6th
In this decimals worksheet, 6th graders practice solving and rewriting 24 decimal divisors involving multiplication. Students solve 96 additional division divisor problems involving multiplication, addition, subtraction and division.
Lesson Plan
Curated OER

Decoding Strategies

For Teachers 8th - 12th
Students practice using context clues to decode the meanings of unfamiliar words. In this vocabulary skills lesson, students follow the provided instructions to complete graphic organizers that enable them to decode words in "The...
Lesson Plan
Curated OER

What's in Wetland Soil?

For Teachers 6th - 8th
Students examine the organic and inorganic components of soil. In this environmental science lesson plan, students identify the factors that influence soil formation. They collect soil samples, conduct tests, and analyze the results.
Lesson Plan
Curated OER

Volcanic Activity in the U.S.

For Teachers 2nd - 6th
Students locate and map ten volcanoes in United States, create chart comparing volcanoes by last eruption, type of volcano, location, and interesting fact, and create Powerpoint slide show describing basic information about volcanoes and...
Lesson Plan
Curated OER

Simplify Expression Using the Order of Operations

For Teachers 5th - 8th
Allow learners to explore both the right and wrong way of completing equations with the order of operations. They discuss how the order in which operations are performed affects the outcome of a problem. A fun "trick" using order of...