Curated OER
Prime Numbers and Factors
Pupils determine factors of numbers to 100 and identify prime factors; students differentiate prime and composite numbers by the factors of the numbers.
Curated OER
Solving Problems
Second graders become familiar with need strategies for computation of money problems and estimating sums. In this computation instructional activity, 2nd graders solve real life problems to understand estimation and money problems.
Pennsylvania Department of Education
Equal Groups
Students explore statistics by completing a graphing activity. In this data analysis lesson, students define a list of mathematical vocabulary terms before unpacking a box of raisins. Students utilize the raisins to plot data on a line...
Curated OER
Dividing by 4's
Third graders explore math functions by completing problem solving activities. For this division lesson, 3rd graders utilize the division strategies acquired earlier to divide multiple digit numbers by 4's. Students complete problems on...
Curated OER
M & M Math
In this M & M math worksheet, students count the number of Valentine M & Ms they have in their personal bags and then answer ten equation word problems.
Helping with Math
Division: 3-digit by 1-digit
Twenty-four problems fit neatly on this division worksheet. For each, youngsters must divide a three-digit number by a single digit. There will be remainders in all of the problems, so make sure not to assign it until you have thoroughly...
Curated OER
Finding Addition Patterns
Students practice finding the sums of two-one digit numbers. For this addition lesson plan, students also record facts onto an addition chart.
Curated OER
Finding Sums to 6
Students explore the additive identity property where they add multiple numbers to get to the number 6. In this number 6 lesson plan, students also work on their addition charts.
Curated OER
Area Explorations
Students explore the area of rectangles. They practice finding area by playing an onliine computer activity where they calculate the area of a rectangle to solve a problem.
Curated OER
Division: 4-Digit by 2-Digit
In this division worksheet, students complete 18 problems, dividing 4 digit numbers by 2 digit numbers. Worksheet includes link to answers and additional worksheets.
Curated OER
Marvelous Multipliers
Third graders, in groups, solve problems by using counters and drawing counters on paper.
Curated OER
Disappearing Magic Factors
Students identify, through the number of rows and columns, the factors related to the product. In turn, they also discover how to find the missing factor, which is part of the fact family for that product.
Curated OER
Division with Dividends to 99
In this math activity, students find the answers to the following long division problems. The problems can have remainders.
Curated OER
How Big Is Your Heart?
Students complete a performance about the heart. In this heart lesson plan, students learn about the heart functions and then perform them.
Curated OER
Long Division in Two Digits
In this math worksheet, students find the solutions to the problems for long division. The answers can be shown in the printable version.
PBS
Pbs: Modeling Fraction Multiplication Using Arrays
This video illustrates a word problem involving the multiplication of fractions using an array to model the solution visually. The problem involves puffins, arctic birds that live in colonies and fish to feed their young.
Khan Academy
Khan Academy: Math: 3rd Grade: Understand Multiplication With Arrays (Practice)
Math practice exercise on using arrays to multiply.
Khan Academy
Khan Academy: Math: 3rd Grade: Understand Multiplication Using Groups of Objects
Math practice exercise on using arrays and repeated addition to visualize multiplication.
Khan Academy
Khan Academy: Multiply With Arrays
Practice multiplying 1-digit numbers using arrays. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Math Cats
Math Cats: Explore the Multiplication Table
Create multiplication fact arrays using this tool. Click a number on the side and then the times symbol. Now click a number along the top and the equals symbol. The array appears in yellow. The answer in digits is shown at the bottom of...
Khan Academy
Khan Academy: Math: 3rd Grade: Multiply With Arrays (Practice)
Math practice exercise on using arrays to multiply.
Other
Nearpod: Multiplication: Valentine's Edition
In this lesson plan, 3rd graders will use arrays, repeated addition, skip counting, and equal groups to solve multiplication word problems. The lesson plan has a Valentine's Day theme.
Better Lesson
Better Lesson: Skittle Arrays
Skittles - yum!! You will instantly have your student's attention when you teach about arrays using Skittles. This detailed lesson plan walks you through the steps, provides worksheets for varying math levels, and includes a video of the...
Khan Academy
Khan Academy: Meaning of Multiplication
Practice representing multiplication as equal groups, repeated addition, or arrays. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints. Video content is available for...