Curated OER
Subtraction-There's Got to be An Easier Way!
Third graders observe and demonstrate a variety of problems involving subtraction problems using mental math strategies. They discuss the base ten system and the basic concept of subtraction, and complete a variety of activities...
Curated OER
Number Line Math
Second graders use a number line to practice subtraction. For this subtraction lesson, 2nd graders use a number line to count backwards. Students participate in mad math activities and solve problems.
Curated OER
Maya Math: Addition and Subtraction
Learners examine how ancient Maya counted, and practice addition and subtraction using Maya number glyphs.
Curated OER
Basic Subtraction
In this elementary math worksheet, 3rd graders perform mental math and transfer the answers to the worksheet. This is ideal for the development of number sense.
Curated OER
Patterns
Second graders create an ABAB pattern with their name. For this early elementary math lesson, 2nd graders first model their names in an ABAB pattern with unifix cubes. They then recreate the pattern using letter stamps on KidPix.
Curated OER
Word Problem Exchange
Learners discuss elements of word problems: key words, data, computation clues, and unnecessary information and use the four steps of problem solving to find a solution and check for reasonableness.
Learn NC
Peanut Butter and Jelly and Order of Operations
Study order of operations using a peanut butter and jelly sandwich activity as your guide. The class watches you make a peanut butter and jelly sandwich based on a volunteer's instructions. They discuss the importance of following...
Curated OER
Terrific Tangrams
Third graders construct tangrams. In this tangrams lesson, 3rd graders manipulate basic shapes to construct tangrams. Students explore how shapes can be combined in different ways and develop spatial sense.
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Internet Measurement
Students become familiar with how to get information from the Internet. In this math and technology lesson plan, students measure objects on a measurement sheet found on a web site. They practice using a standard unit of measurement...
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Introduction to Fractals: Geometric Fractals
Learners study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Learners complete worksheets based on Geometric Fractals.
Curated OER
Fractions - Equal or Not
A fabulous lesson on fractions awaits your young mathematicians. In it, learners are invited to explore the world of fractions by accessing websites that have educational activities and worksheets embedded in them. Some excellent,...
PricewaterhouseCoopers
Consumer Fraud
Falling into the hands of a credit scam is much too common these days, and the young adults in the classroom need to be prepared. Through the activity, learners discover how to be a safe spender and use common sense when...
Curated OER
A Trip to Colonial Virginia
Students consider prices while planning a trip to Colonial Virginia. In this budgeting lesson, students construct an itinerary of events for a vacation. Students are responsible for working within the approved budget.
Curated OER
Place Value for Whole Numbers
Fourth graders, in groups, explore place value for whole numbers. They explore how to use base-ten materials to make sense of place value in the tens and ones column. They also explore whole-number patterns by using base-ten materials.
Curated OER
Understanding Place Value
Fifth graders study place value. After forming teams, they play a game called, "Who Can Line Up the Number." Students observe numbers in expanded form and place representative digits in the correct order.
Curated OER
Fractions and Fact Families: Jump Kangaroo Jump!
Second graders practice with fractions and fact families. In this fractions and fact families lesson plan, 2nd graders participate in a series of activities to assist them with understanding fractions. Activities include graphing,...
Curated OER
Clock Arithmetic and Cryptography
High schoolers investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
Shodor Education Foundation
Tree Diagrams and Probability
Aspiring statisticians create tree diagrams and figure probabilities of events based on those diagrams. They practice adding and multiplying fractions and explain complementary probabilities. Students use computers activities to make...
Curated OER
Tower of Hanoi Lesson Plan
Students investigate the Legend of the Tower of Hanoi and complete mathematical problems related to the legend. They play the Tower of Hanoi game online in order to discover the number pattern involved. They solve problems using the...
Curated OER
Fraction Jeopardy
Students investigate basic concept of fractions by using a version of the game Jeopardy. The game is played using a television monitor or projector for the integration of technology. The lesson is highly engaging and can hold student...
Curated OER
Christmas Presents
Seventh graders create a graph of their Christmas gifts. They develop categories, compute fractional and decimal parts for each category, identify the number of degrees to represent each fractional part, and create a circle graph to...
Curated OER
Bean Addition
A hands-on lesson created students use beans as manipulatives to solve addition number sentences. Requires the book, Mission Addition by Loreen Leedy.
Curated OER
Addition Stories
First graders incorporate language expressions, such as first, then, and together into a story and write the math equations that they represent. Concepts for the process of addition are developed using manipulatives, modeling, and...
Curated OER
Place Value Practice (Tenths)
Young scholars practice strategies solving problems with basic facts, framework, domain and early additive part-whole. They recall the compatible numbers to ten, solve problems with small numbers using a part-whole strategy and recall...