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- Grade Range
- 5th - 9th
- Rating
Students follow a systematic method of deciding if a number is prime or not. Then students watch as prime and composite numbers seem to magically separate during interesting activities. Full Review »
- Grade Range
- 7th - 8th
- Rating
Students use a game setting to identify the properties of prime, composite, abundant, deficient and perfect numbers. Students first play the game against the teacher to learn the rules before breaking into groups of two or four to play on their own. Full Review »
- Grade Range
- 6th
- Rating
Students participate in a lesson that focuses on the concept of finding the prime factorization of a number. They write the answer using exponential notation. Students play a game of Bingo to keep engaged during the lesson. Full Review »
- Grade Range
- 5th
- Rating
Students, in groups, arange square tiles to form a rectangle using the number of tiles directed by the teacher. They find all the ways a rectangle can be formed using that number of tiles. They discover the factors of each number based on the length and width of each rectangle they have formed. They also identify prime or composite for each number. Full Review »
- Grade Range
- 8th
- Rating
Students explore numeration. They explore how to read, write, model and order real numbers. Students write numbers using words and they write fractions. They compare numbers and put them in order from least to greatest. Students explain numbers written in scientific notation. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students explain what it means to square numbers. They explain what it means to cube numbers. Students define prime numbers using their own language. They are introduced to the problem by playing one game as a class. Full Review »
- Grade Range
- 5th
- Rating
Students use interlocking cubes to build towers to represent factors of numbers and place the towers in the appropriate places on a Tower chart in order to look for patterns. They work in partner groups, and finish by writing statements about prime numbers, composite numbers, and patterns they noticed during the activity. Full Review »
- Grade Range
- 4th
- Rating
Students investigate the concept of prime and composite numbers. Students study the visual representation for the numbers and use the pictures in order to develop designs for larger numbers. The goal of the lesson is for them to recognize that large numbers are the product of others. Full Review »
- Grade Range
- 6th
- Rating
Students classify numbers as abundant, deficient, or perfect based on the relationship between the number and its factors. They review factor game using the completed lab sheet. When playing the factor game which type of numbers where the best for you to choose? Which type of numbers were the worst for you to choose? Students discuss possible strategies for determining all of the proper factors of a given number. Full Review »
- Grade Range
- 7th
- Rating
Students use technology to explore prime numbers. They determine whether a number is prime or composite. Students discuss the definition of prime number. They explore different websites discovering prime numbers. Full Review »
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