Lesson Plan
Curated OER

The Squares of Numbers in Multiplication

For Teachers 2nd - 3rd
Students make multiplication squares. For this math lesson, students review their multiplication facts and multiplication strategies. Students are introduced to multiplication squares when multiplying a number by itself.
Worksheet
Curated OER

Matrix Addition

For Students 9th - 10th
In this matrix instructional activity, students add matrices containing four to nine numbers. Explanations and examples are provided. This two-page instructional activity contains ten problems.
Lesson Plan
Curated OER

Solving a Simple Maze

For Teachers 7th - 12th Standards
It is a-maze-ing how lost one can get. Teams reconstruct a simple maze and solve it. Participants create an algorithm that a robot would follow in order to solve the maze as well. The activity includes an extension directing pupils to...
Lesson Plan
Curated OER

Associative Property of Multiplication

For Teachers 3rd
Third graders discover the associative property of multiplication. In this multiplication instructional activity, 3rd graders explore visual examples of using the commutative and associative properties of multiplication. They also...
Lesson Plan
Pennsylvania Department of Education

Volume of Compound Figures

For Teachers 5th
Fifth graders use patterns, models and relationships to solve equations.  In this equations lesson, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Worksheet
Mr. Waynes clas

Kinematics Objectives

For Students 9th - Higher Ed Standards
Accelerate young physicists' learning with this collection of problem-solving worksheets. Starting off by teaching students to identify the given information and variables in physics problems, this resource goes on to challenge them...
Lesson Plan3:02
1
1
Teach Engineering

How Antibiotics Work

For Teachers 9th - 12th
Take two pills and call me in the morning. The first lesson in a short unit of four introduces class members to delivery methods of medicines. The instruction introduces the question of which delivery method is best to get you feeling...
Lesson Plan
Curated OER

students rotate through four workstations that reinforce the concept of symmetry

For Teachers 2nd
Second graders, in pairs, use arrays to explore the relationship between multiplication and division.
Lesson Plan
Curated OER

The Commutative Property

For Teachers 3rd - 5th
Learners explore arrays. They get into pairs and receive bags of small buttons to each group.
Lesson Plan
Curated OER

Hooked On Problem Solving

For Teachers 4th
Fourth graders use properties of operations and problem-solving strategies to do mental calculations, and look for patterns in the solutions. They create an array, using each of the digits 1-9 exactly once to form addition problems...
Lesson Plan
Curated OER

Little Magic Squares

For Teachers 2nd - 4th
Students and teacher talk about arrays of numbers like the ones in A Square of Circles. They check to see that the rows all have the same sum; that the columns all have the same sum; and that the diagonals have the same sum.
Lesson Plan
Curated OER

"One Hundred Hungry Ants" by Elinor J. Pinczes

For Teachers 4th - 6th
Students identify arrays and write multiplication and division problems to match. They write their own multiplication book using arrays.
Lesson Plan
Curated OER

Multi-Digit Multiplication

For Teachers 4th
Fourth graders practice mastering the ability to multiply multi-digit numbers utilizing rectangular arrays and a variety of mental math strategies. They model and illustrate meanings of multiplication and division of whole numbers and...
Worksheet
Curated OER

Multiplication and Division Facts

For Students 3rd - 4th
For this multiplication and division worksheet, students make multiplication and division facts from the math grids. Students complete 10 problems.
Lesson Plan
Curated OER

Blank Grids

For Teachers 2nd
Second graders model multiplication facts on a multiplication grid. They use the hundreds array to find groupings, known facts to solve multiplication facts. Students demonstrate the ability to use the multiplication facts. They are...
Worksheet
Curated OER

Lengths, Areas and Shapes - Week 9

For Students 12th - Higher Ed
In this lengths, areas and shapes worksheet, learners explore overlapping and non-overlapping patterns. They identify the number of objects in a pattern, determine how the pattern may be folded to create additional patterns, and...
Worksheet
Curated OER

Four on the Floor

For Students 2nd - 3rd
For this multiplication worksheet, students complete a set of 9 problems, multiplying by 4, then write problems that go with given arrays. An answer key is included.
Lesson Plan
Curated OER

Pattern Search

For Teachers 3rd
Third graders review the commutative and associative property in mathematics. Using a worksheet, they work together to identify the patterns between the 32 triangles. To end the lesson, they create their own array and exchange it with...
Lesson Plan
Curated OER

Who's In The Fact Family?

For Teachers Pre-K - 2nd
Students study related addition and subtraction facts. In this math lesson, students use related addition and subtraction to solve problems. Students use manipulatives to explore fact families.
Worksheet
Helping with Math

Multiplication: 4-digit x 1-digit

For Students 3rd - 5th Standards
As the title states, math whizzes multiply four-digit numerals by a single-digit. With 24 problems to solve and an answer key available, this is a handy tool for providing multiplication practice.
Worksheet
Curated OER

Hundred Chart

For Students 2nd - 3rd
In this math worksheet, students analyze a hundred chart. The chart includes a ten by ten array of numbers one to one hundred.
Worksheet
Curated OER

Multiplying Across and Down Reteaching Worksheet

For Students 2nd
In this multiplying across and down reteaching worksheet, 2nd graders review the steps for multiplication using an array. They apply the process to find the products in 2 problems and write a number sentence to solve 2 more.
Lesson Plan
Curated OER

Finding Addition Patterns

For Teachers Pre-K - 2nd
Students practice finding the sums of two-one digit numbers. In this addition lesson plan, students also record facts onto an addition chart.
Worksheet
Curated OER

Fraction Identification Worksheet

For Students 3rd
In this fraction identification worksheet, 3rd graders examine fraction arrays to determine which portion of the whole is identified in 10 examples. They work with halves in the next 14 examples by completing pictures, doing short word...