Lesson Plan
Curated OER

Prime Numbers and Factors

For Teachers 5th - 7th
Solving factor trees is a helpful way to introduce prime numbers. Your math class practices using this method along with two-column tables to find if a number is prime or not. They also learn other vocabulary, such as composite numbers,...
Lesson Plan
Curated OER

Smart Cookie Factors

For Teachers 4th - 5th
Learners examine the concept of finding the greatest common factor. They complete number of activities as they practice identifying prime and composite numbers. Pupils apply rules of divisibility and find the greatest common factor while...
Worksheet
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K12 Reader

Eratosthenes: Geographer and Mathematician

For Students 4th - 5th Standards
Mathematicians can be famous, too! Introduce your class to Eratosthenes with a reading passage. After they complete the passage, learners respond to five questions, some of which require opinions and others reading comprehension skills.
Lesson Plan
Curated OER

Understanding Persuasive Writing

For Teachers 9th - 12th
Students give examples of how the media glamorize violence and desensitize viewers to the horrors of real acts of violence. They identify factors in addition to the media that contribute to the problem of violence in society.
Lesson Plan
Curated OER

Talking about Advertising

For Teachers 6th - 8th
Students examine tools and techniques of advertising. In this advertising lesson, students view ads, disvuss common terms used, and analyze techniques. Students are presented with situations and must design and advertisement for the...