Number patterns help your kids learn divisibility and estimation rules. This activity aims to strengthen their math fact memorization skills by presenting several rules they are expected to memorize through practice.

Who knew the sum of a number's digits gives such interesting information? The 18th installment of a 21-part module has scholars investigate division by three and nine. After looking at several examples, they develop divisibility tests...

How do you know if a number is divisible? Instructors first prove the divisibility rules for three and four and then class members use this modeling to prove given divisibility rules for eight and nine either individually or in...

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...

Sixth graders strengthen their knowledge of the divisibility rules. Students access that mental math can be faster than the calculator for certain types of problems. Students can make generalizations and discover patterns in finding the...

Students inspect divisibility rules. For this divisibility rules lesson, students study the relationship between factorization and the divisibility rules for 2, 3, 5, 6, 9, and 10. Students read One Hundred Hungry Ants and A Remainder of...

Students discover the Sieve of Erathosthenes. They explore a method to find all the prime numbers in a group of numbers. Using models, students practice divisibility rules while examining the difference between prime and composite numbers.

First graders analyze politics by participating in a class rules lesson. In this democracy lesson, 1st graders identify several class and school rules they dislike and conduct discussions to examine if they should be changed or not....

Young learners apply divisibility rules to determine if a number is a factor of another number. They discuss what numbers are factors of another number and identify patterns using divisibility rules.

In this math worksheet, learners are given a reminder of what divisibility means. Students then answer 10 divisibility questions.

Young scholars play Divisibility Buzz to reinforce divisibility rule for three.

Students examine the rules of divisibility for the numbers 2, 3, 5, 6, 9 and 10. They apply these rules to larger numbers.

Students explore the concept of divisibility. In this divisibility lesson plan, students determine which numbers are divisible by another number.

In this divisibility rules worksheet, students solve problems using the division rule for the number three. Examples and explanations are given prior to the exercise. This one-page worksheet contains approximately 20 problems.

Sixth graders participate in a lesson that covers the Rules of Divisibility. They play a game for a warm-up before the direct instruction. Following the rules being covered they finish the lesson using an assignment included in the...

For this math worksheet, middle schoolers examine the 20 numbers in order to test their divisibility. The rules of divisibility are given at the top of the page.

In this mathematics worksheet, 4th graders write the divisibility rule for each factor given. Then they practice the rules by dividing the numbers listed by each factor and place a check mark in the box if it is a factor of the number.

Ninth graders investigate divisibility rules.  In this middle school mathematics/Algebra I lesson, 9th graders explore the divisibility rules of 7, 11, and 13.  Students examine certain six-digit numbers that are divisible by...

Sixth graders explore the concepts of laws and customs in a community, examining the reasoning behind rules. Then then collaborate to write their own classroom code of conduct.

Give a voice to even the most quiet learners! Post discussion questions in different locations (on the whiteboard or around the room on posters). Class members then either answer a question posed or comment on a peer's response. Instead...

Students examine the trade network in Old Babylonia. They analyze maps, explore various websites, develop a list of goods imported to and exported from Babylonia, and write an essay.

Young scholars read maps and artifacts for information indicating the existence of a trade network in Old Babylonia and beyond. They list goods imported to and exported from Babylonia. They indicate trading centers on a map of ancient...

Students become familiar with the importance of money now and the forms of money used in the past.  In this money lesson plan, students investigate the cour characteristics of money: portable, divisible, durable and...

Sixth graders inspect prime and composite numbers. Using graph paper, they draw as many different shaped rectangles as possible. They use the dimensions of the rectangles to discuss prime and composite numbers. Students create a chart...