Worksheet
Curated OER

Challenge: Prime Numbers

For Students 4th - 5th
In this exploring prime numbers worksheets, learners use the definition of prime numbers to solve 4 problems, then list prime and composite numbers from 2-18.
Lesson Plan
Curated OER

Investigation - What's the Number?: Division

For Teachers 7th
Seventh graders explore number sentences using a variety of strategies making each equation a true sentence. Students examine strategies such as patterns, trial and error, working backwards, and related problems. In groups, 7th graders...
Lesson Plan
Curated OER

Stoichiometry

For Teachers 11th - Higher Ed
In this stoichiometry worksheet, learners practice calculating moles, molarity, and the concentration of a solution in molarity. This worksheet has 12 multiple choice questions and 3 problems to solve.
Lesson Plan
Robert Gordon University

Indices

For Teachers 8th - 10th Standards
The laws of exponents are written on a handy reference sheet. Note that since this worksheet was written in the UK, powers or exponents are also called indices (singular: index). If this does not pose a problem for you, the concepts and...
Worksheet
Curated OER

Numbers and Operations as Words

For Students 4th - 5th
Teach numbers in word form with this activity. In this numbers and operations instructional activity, learners solve 22 problems in which numbers are written in word form. Students solve the problems and write their responses in word...
Lesson Plan
Curated OER

Aquaculture Production in the Classroom

For Teachers 9th - 12th
High schoolers study the basics of aquaculture and how to successfully raise aquatic plants and animals.  In this water lesson plan students perform water quality tests on fish tanks, record and graph their results. 
Lesson Plan
Curated OER

Looking at Decorative Arts Lesson 1: The Function of Furniture

For Teachers Higher Ed
Students identify different types of decorative arts objects and their functions. They investigate the difference between aesthetic uses and functional uses.
Lesson Plan
Curated OER

Volume Of Tetrahedron With Congruent Faces

For Teachers 9th
Ninth graders investigate the concept of a tetrahedron and how it is formed with its congruent faces. They practice making the shape by practicing the folding paper to create the shape. Students continue the lesson with the estimation...
Lesson Plan
Curated OER

Prime Time

For Teachers 7th
Seventh graders practice determining the prime factorization of composite numbers. They create Christmas factor trees for prime numbers greater than 100. They decorate their final products with markers, crayons, colored pencils, glitter...
Worksheet
Curated OER

Steps and Examples for Multiplying Ratiuonal Expressions

For Students 9th - 11th
In this multiplying rational expression worksheet, learners are given two examples of how to multiply and then simplify rational expressions.  The examples are complete with steps and justifications.
Interactive
Curated OER

Phrasal Verbs Quiz: Mixed 8

For Students 6th - 8th
In this phrasal verbs instructional activity, students check their understanding of English phrasal verbs by choosing the answer that best completes each sentence.
Worksheet
Curated OER

Linear Systems/ LU Decomposition

For Students 11th - Higher Ed
In this math instructional activity, students find the values by factoring a matrix A into the product of a lower triangular matrix L. They also make it into an upper matrix U.
Lesson Plan
Curated OER

Alka-Seltzer Rockets: How to Build Your Own Rocket

For Teachers 6th - 12th
Students create a rocket using Alka-seltzer of baking soda and vinegar. For this physics lesson, students identify the factors affecting the length of time the rocket is propelled. They relate this activity to actual rocket launched in...
Worksheet
Curated OER

Circle Secrets- Multiplication Puzzles

For Students 3rd
In this circle secrets- multiplication puzzle activity, 3rd graders attempt to determine the secret of three factors that are shown in a circle. They find the products of the numbers that are displayed in triangles, look at the numbers...
Lesson Plan
Curated OER

Capital for Cookies

For Teachers 4th
Fourth graders find the meaning for capital, land, labor and enterprise and relate them to economics of a place. In this economics lesson, 4th graders form a company to make an agricultural product and look for the resources they will...
Worksheet
Curated OER

Multiplying Polynomials

For Students 11th
In this algebra learning exercise, 11th graders factor polynomials by foiling and difference of squares. They combin eliketerms and simplify. There are 3 questions with an answer key.
Lesson Plan
Curated OER

Developing Strategies for Addition and Subtraction

For Teachers 2nd - 4th
Primary graders develop strategies to assist them with addition and subtraction. They discover number combinations and numerical facts which enable them to add and subtract more effectively. Students use these techniques to complete...
Lesson Plan
Curated OER

Fifth Grade Social Studies Multiple Choice Practice

For Teachers 5th
In this grade 5 social studies worksheet, 5th graders complete a set of 17 multiple choice questions about a variety of topics. An answer key is included.
Lesson Plan
Curated OER

Using a Multiplication Table to Divide

For Teachers 3rd - 4th
Learners solve division problems. In this multiplication and division lesson, pupils practice using a multiplication table to find a missing factor in a multiplication sentence. They use the same strategy to find a missing quotient in...
Worksheet
Curated OER

Exercise Set 3.3: Dividing Polynomials

For Students 9th - 12th
For this dividing polynomials worksheet, students divide 42 polynomials.  Students factor polynomials using synthetic division and long division.
Worksheet
Courseware Solutions

Understanding Algebraic Expressions

For Students 5th - 7th Standards
Prealgebra apprentices read seven phrases and write an expression for each. The printable version of the worksheet is not very attractive; it has the standards information printed at the top. The problems are arranged in a table and are...
Lesson Plan
Curated OER

Perfect Squares and Factoring

For Teachers 9th - 12th
A teacher guided lesson plan on perfect squares and factoring. They discuss perfect squares, observe the expansion steps for finding the product, and practice solving problems. They complete a worksheet on perfect squares and factoring.
PPT
Curated OER

Stoichiometry

For Teachers 10th - 12th
Balancing equations is a foundational skill for starting chemists. There are a few slides in this PowerPoint with colorful diagrams that help to explain how. Unfortunately, the presentation begins with an unrelated table of contents and...
Worksheet
Curated OER

Quadratic Equations

For Students 8th - 10th
In this algebra worksheet  uses factoring to solve and graph quadratic equations. The three page worksheet contains explanation of topic, worked examples and five practice problems. Answers are not provided.