Lesson Plan3:02
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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

Building Arrays Using Excel Spreadsheets

For Teachers 3rd - 5th
Students create arrays using Microsoft Excel. In this technology-based math lesson, students expand their knowledge of multiplication by creating arrays on the computer using a spreadsheet program such as Microsoft Excel.
Lesson Plan
Curated OER

Hurray for Arrays and Multiplication

For Teachers 3rd
Third graders begin learning about multiplication using arrays. In this multiplication with arrays lesson, 3rd graders interact with tiles on the overhead as they follow the teacher in making arrays. They write multiplication sentences...
Worksheet
Curated OER

Multiplication As An Array

For Students 3rd - 7th
In this multiplication as an array worksheet, learners, after being shown two prime examples, fill in the missing parts, ten blanks, of two equations that illustrate multiplication as an array.
Worksheet
Curated OER

Using Arrays

For Students 2nd - 3rd
In this multiplication worksheet, students analyze a grid array and use the grid to show the multiplication fact and answer 6 questions.
Lesson Plan
Curated OER

Introduction to Estimation and Making Arrays

For Teachers 2nd - 3rd
Students explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.
Lesson Plan
Curated OER

Multiplying by Two-Digit Numbers

For Teachers 6th
In this mathematics worksheet, 6th graders find the product of a given equation. Then they use an array and find the sum of the partial products. Students also use zeros as place holders when necessary.
Worksheet
Curated OER

Multiplying Two And Three Digit Numbers

For Students 4th
In this multiplication worksheet, 4th graders follow the given examples demonstrating multiplication by two and three digit numbers. Students then complete 16 problems for mastery.
Worksheet
Curated OER

Multiplication: 2-digit x 1-digit to 99

For Students 3rd
For this multiplication practice worksheet, 3rd graders sharpen their math skills as they solve 30 problems that require them to multiply 2-digit numbers by 1-digit numbers.
Worksheet
Helping with Math

Multiplication: 2-digit x 1-digit to 999

For Students 3rd - 5th Standards
Thirty quick problems make this an ideal assessment when learners are working with two-digit multiplication. Note that this has been identified by the publisher as aligned to meet CCSS.Math.Content.4.NBT.5, it is rather simple and likely...
Lesson Plan
Curated OER

Basic Multiplication Facts - MathKeys Software

For Teachers 3rd - 4th
Students explore multiplication concepts.  In this multiplication lesson, students define "array" and draw several arrays to represent multiplication number sentences.  Students construct arrays on the computer using MathKeys...
Worksheet
Curated OER

100 Hungry Ants

For Students 2nd - 4th
After hearing the story, One Hundred Angry Ants, learners apply what they have seen to a math challenge. They choose one of three numbers: 12, 24, or 36. Imagining this were the number of ants going to a picnic, they consider how many...
Lesson Plan
Curated OER

Complexity Madness

For Teachers 5th
Discuss different techniques for finding the area of a geometric shape, with a great visual guide. Using a real life example, learners calculate the area of a rectangle and a square. 
Lesson Plan
Alabama Learning Exchange

Finding Prime

For Teachers 5th - 7th Standards
Fifth and sixth graders explore prime numbers. They work with a partner to build rectangular arrays using twelve tiles. Factor pairs are noted and recorded on graph paper. Pupils construct rectangular arrays with a prime number and...
PPT
Curated OER

Multiplication PowerPoint

For Teachers 3rd - 4th Standards
Providing a step-by-step explanation of two-digit multiplication, a list of vocabulary words associated with this concept, and great examples, this resource would be a terrific classroom addition. Besides the set of of simple...
Worksheet
Curated OER

Addition and Multiplication

For Students 1st - 2nd
In this introduction to multiplication worksheet, students use arrays and counters to understand the multiplication process. In this problem solving worksheet, students find the answers to three problems.
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 instructional activity, 5th graders define vocabulary for equations and complete worksheets explaining variables and solving problems.
Lesson Plan
Curated OER

Mathematics Within: Algebraic Processes and Its Connections to Geometry

For Teachers 5th
Fifth graders discover the connections between algebra and geometry. With a focus on arrays and factors, they are introduced to multiplication. They develop an array for multiples of 2 through 10 and identify the factors of each row....
Worksheet
Curated OER

Hands On: Find Factors of a Number

For Students 3rd - 5th
In this factors worksheet, learners find factors of three different numbers. They use counters to make arrays to solve each one.
Worksheet
K5 Learning

Multiplication Word Problems #5

For Students 2nd - 4th
How many legs to 349 frogs have? How many ears are on 105 puppies? These and other fun multiplication word problems will have learners applying their math skills to realistic scenarios using two- and three-digit multiplication. 
Lesson Plan
West Contra Costa Unified School District

Adding by finding 10's

For Teachers 1st - 2nd Standards
Count with ten frames in a first grade addition activity. Kids determine how to identify numbers on a number line, as well as with ten frames, and complete ten frames to show their answers in several addition problems.
Activity
Curated OER

Connor and Makayla Discuss Multiplication

For Teachers 5th Standards
The commutative property of multiplication applies not only to whole numbers but to fractions as well. Connor and Makayla explore and discuss the idea that 2/3 x 3 is the same as 3 x 2/3. Your 5th grade class will connect with...
Worksheet
Curated OER

Human Coordinate Plane: Student Worksheet

For Students 4th - 7th
An excellent way to teach the basics of coordinate graphing is here for you! Young mathematicians take on the identity of one of the two numbers in a coordinate pair, and the entire class must arrange themselves in the proper order. This...
Lesson Plan
Curated OER

CO2 and You

For Teachers 7th - 12th
Students study the scientific evidence about carbon dioxide emissions. They learn to calculate the amount of energy used by different appliances. They complete a worksheet which analyzes the amount of energy that their home uses.