Browsed by
Category: Number and Operations

Working with Equal Groups: CCSS Grade 2

Working with Equal Groups: CCSS Grade 2

Here’s a super fun, super easy way to address one of the Grade 2 content standards: Work with equal groups to understand multiplication. This can also be done with stickers! CCSS: 2.OA.4 (although not done using rectangular arrays)

How to Use Rectangular Arrays to Teach Multiplication, Factors, Composites, Primes, Squares

How to Use Rectangular Arrays to Teach Multiplication, Factors, Composites, Primes, Squares

Watchthe video below to see how simple objects like tiles, stickers, rubber stamps, dice, and graph paper help teach students important concepts in number theory: factors, primes, composites, and square numbers…not to mention the great reinforcement of multiplication facts. Grades 2 – 5 CCSS: 2.OA.4; 2.NBT.2; 3.OA.1; 3.OA.3; 3.OA.5; 3.OA.7; 4.OA.1; 4.OA.4

Multiplication Arrays with Stickers, Rubber Stamps and Dice

Multiplication Arrays with Stickers, Rubber Stamps and Dice

Super easy way to have 2nd or 3rd graders physically make each of the multiplication facts. They roll two dice (two different colors, one color for rows and the other color for columns) and create the array using stickers or rubber stamps. Sometimes having them use graph paper helps keep the rows and columns lined up. Also, since a regular die only goes up to 6, you can use dice that has 10 faces. Another options would be to cover…

Read More Read More

Skip counting – Multiples of 2

Skip counting – Multiples of 2

Students use sticky dots to create a caterpillar with a head and 10 body parts. They add eyes, a mouth, and antennae to the head. Then they add two legs to each body part. Finally, they skip count by 2s and write in the number. For the younger ones, I provide a 0-110 number chart for them to use as they write in the numbers. . . . Oops…I didn’t catch this one in time. Her caterpillar is skip counting…

Read More Read More

Money Jars

Money Jars

Learning to save money is an important life skill. During America Saves Week (February) or Financial Literacy Month (April), I like to have small groups of students rotate through the Money Jar Center. I’ve also done it as a whole class activity with second grade and up. Students do have the option of using a hot glue gun. I go over the rules very carefully. Even so, there are usually a handful who choose not to use the glue gun….

Read More Read More