Lesson Plan
Curated OER

Abiotic and Biotic Factors

For Teachers 3rd - 5th
Students examine abiotic and biotic factors. They define biotic and abiotic, categorize a list of items onto a Venn diagram, label various items from areas on the school grounds as biotic or abiotic, and diagram a magazine picture.
Worksheet
Curated OER

Greatest Common Factor

For Students 4th - 5th
In this GCF worksheet, students fill in missing numbers in factor trees and write the prime factorization to find the greatest common factor. Worksheet includes links to answers and additional worksheets.
Worksheet
Curated OER

Greatest Common Factor #2

For Students 4th - 5th
In this GCF worksheet, students fill in missing number in factor trees, then determine whether numbers are prime or composite. Worksheet includes links to answers and additional worksheets.
Lesson Plan
Curated OER

Super Factors

For Teachers 5th - 8th
Students complete activity pages. In this factors instructional activity, students practice finding the factors of numbers. They discuss prime factors and prime factorization and learn how to complete a factor tree.
Worksheet
Math Mammoth

Factoring and Primes 2

For Students 4th - 5th
In this factoring learning exercise, learners read about prime factorization, factor using factor trees, build numbers from primes and complete a challenge puzzle.
Lesson Plan
Curated OER

Introducing the Concept Prime Factors

For Teachers 5th
Fifth graders identify the prime factorization for 48 using different sets of factors. They find the prime factorization for 60.
Worksheet
Curated OER

Factors Worksheet

For Students 3rd - 5th
In this listing factors worksheet, students examine 30 math problems that require them to list the factors of 1-digit and 2-digit numbers.
Worksheet
Curated OER

Positive Proper Factors Worksheet

For Students 3rd - 5th
In this factors learning exercise, students list the positive proper factors for 20 specific numbers. Students record their answers in the boxes provided.
Lesson Plan
Curated OER

The Fair Factor

For Teachers 5th - 6th
Young scholars participate in playing many games to determine if they are fair or not. They create their own game that is fair to play with their classmates.
Interactive
CK-12 Foundation

Prime and Composite Numbers

For Students 4th - 8th Standards
Nine true or false, multiple-choice, and discussion questions make up an interactive designed to reinforce scholars' knowledge of prime and composite numbers. A number chart reveals every prime number through 100. 
Lesson Plan
Curated OER

Prime Factorization

For Teachers 5th - 6th
In these prime factorization worksheets, students make a factor tree of the given numbers and then write the answers using exponential notation. Students then use multiplication to check their factoring work. Students evaluate the...
Lesson Plan
Curated OER

Mission: Finding the LCM using Prime Factorization

For Teachers 5th - 6th
In this prime factorization worksheet, students find the least common multiple of the given pair of numbers using factor trees. Students solve 10 problems.
Lesson Plan
Curated OER

Chocolate Math

For Teachers 3rd - 6th
Students practice solving math equations by analyzing chocolate recipe measurements. In this chocolate baking math lesson plan, students read about the Hershey factory and recipes used to create chocolate bars. Students solve problems...
Lesson Plan
Curated OER

Prime Factorization

For Teachers 5th - 6th
Young scholars work with prime numbers. In this prime factorization lesson, students review writing numbers in their prime factorization form and solve multiple problems.
Lesson Plan
Curated OER

The Generation of Fractions

For Teachers 4th - 5th
Pupils explore the process of reducing fractions to simplest form by using a multiples grid. In this simplest form lesson, students pull different fractions out of a bag and then consult their grid to discover all the multiples that...
Worksheet
Curated OER

Least Common Multiple Practice 2

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
Worksheet
Curated OER

Least Common Multiple Practice

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
Worksheet
Curated OER

Least Common Multiple Practice 3

For Students 4th - 6th
In this least common multiples practice worksheet, students examine sample problems and solve 20 problems that require them to find least common multiples.
Worksheet
Curated OER

Divisibility Worksheet

For Students 4th - 5th
In this divisibility worksheet, students complete 9 problems in which they determine which number is divisible by the given number. They choose between 4 numbers for each divisibility factor. They complete the pages on-line and print the...
Lesson Plan
Curated OER

How Healthy is the Wetland?

For Teachers 5th - 8th
Students explore wetlands. In this ecology lesson, students visit a wetland site and collect data about the wetland functions. Students record their results and use the data recorded to rate the wetland site on its function.
Lesson Plan
Curated OER

Prime Factorization

For Teachers 4th - 5th
In this math worksheet, students find the solutions to the whole numbers through finding the prime factorization. This could be done using number trees.
Lesson Plan
Curated OER

Plant Diversity and Distribution

For Teachers 3rd - 12th
Students construct a defined plot on school grounds and observed patterns in plant life. They count trees, shrubs, cacti and record on a data sheet. They compare data and generate a plant diversity overlook for their school.
Worksheet
Curated OER

Finding LCM

For Students 4th - 5th
In this finding LCM worksheet, students read a substantial amount of information about finding LCM for numbers, then complete 20 problems using the information given.
Worksheet
Curated OER

Finding LCM

For Students 4th - 5th
In this LCM learning exercise, students read several paragraphs on finding LCM in various situations, then solve 25 problems.