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Curated OER
Up We Go
First graders examine the use of number lines in problem solving situations in this series of lessons. They participate in activities in which they move forward and backward on number line on the playground before doing paper and pencil...
Curated OER
Arrays Hooray
Second graders write and solve story problems which involve whole numbers, using addition, subtraction, multiplication, or division. They solve multiplication problems by using strategies other than counting all. They interpret and solve...
Curated OER
Not So Snappy 2
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 5 word problems demonstrating their understanding of the concept.
Curated OER
Not So Snappy 9
In this order of operations (i.e., addition, subtraction, multiplication, division) worksheet, students solve 4 word problems demonstrating their understanding of the concept.
Curated OER
Number Jump
Students practice addition and subtraction skills while practicing jumping rope. They must jump rope using a variety of basic rope jumping skills and add and subtract in their heads.
Curated OER
Rice Cookie Computation
Third graders subtract by counting forward. In this lesson with subtraction word problems, 3rd graders find the solution by counting forward from the number they are subtracting and by drawing pictures.
Curated OER
4th Grade Math Study Guide
Fourth graders perform computation based on a cup of rice. In this rice math lesson, 4th graders complete math examples and problems using rice for manipulatives. Students participate in an online game based on rice math.
Houghton Mifflin Harcourt
Unit 2 Math Vocabulary Cards (Grade 3)
A set of third grade math vocabulary cards include topics that range from addition properties to terms like estimate and fact family. Each sheet has two cards on it. The top half is the word printed in bold text,...
Curated OER
Investigation - Looking For Triangles
Seventh graders investigate a series of triangles, looking for patterns and generalizing what they have found. They analyze the pattern data and organize it into a table and graph. Students identify the relationship and discover the rule...
Curated OER
Discovering Owls
Students are introduced to different types of owls and owl pellets. They list several adaptations that benefit the owls. Students identify the various species of owl that live in Wisconsin. Students discuss owl pellets and identify the...
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
Tree Rings As Records of the Past
Young scholars discover how trees preserve a record of times in the past.
Curated OER
Looking For Triangles
Students solve problems with triangles. In this geometry lesson, students analyze shapes to find different triangles. They name the shapes created by putting triangles together.
E-learning for Kids
E Learning for Kids: Math: Llama Farm: Addition and Subtraction: Counting Forwards and Backwards
On this interactive site students learn to write 2-digit numbers, count forward and backward by tens and show subtraction facts.
CK-12 Foundation
Ck 12: Elem Math: Subtracting by Counting Backward With Pictures
[Free Registration/Login may be required to access all resource tools.] The video shows how to solve a subtraction problem using a model and counting back from a given value, then writes the subtraction problem using numbers. The video...
CK-12 Foundation
Ck 12: Elem Math: Subtract by Counting Backward With Pictures Numbers Up to 20
[Free Registration/Login may be required to access all resource tools.] The video uses pictures to aide in counting back to solve subtraction. The video is followed by additional problems for students to practice the skills discussed in...
E-learning for Kids
E Learning for Kids: Math: Street Orchestra: Subtraction
Meet Carlos and his street band "The Take Aways". Help him count his players and the people in the audience!
E-learning for Kids
E Learning for Kids: Math: Bbq Party: Counting Forwards & Backwards
Explore counting and number patterns with Lily as she throws a BBQ party.
E-learning for Kids
E Learning for Kids: Math: Riksjas, Toek Toek: Subtraction
Learn how subtraction works with Som the Tuk Tuk driver.
Can Teach
Can Teach: Who Has More or Less?
Want to practice addition and subtraction skills in a new and exciting way? Use this online math lesson card game activity.
University of Cambridge
University of Cambridge: Nrich: Game Wild Jack
This math game is great for practice using all the operations: addition, subtraction, multiplication, and division. All you need is a deck of regular playing cards. Just follow the directions and you are in business.
Better Lesson
Better Lesson: Walking the Number Line
The number line is a powerful math tool students can use to model their thinking when solving addition and subtraction problems. Use this lesson to help students use the number line to count forwards and backwards from 0 to 30.
Alabama Learning Exchange
Alex: Getting Froggy Wih It
Students will solve problems using a number line. Students will work collaboratively to create a "Town" with the main street consisting of a number line diagram. They will practice counting forwards and backwards, measuring and...
University of Cambridge
University of Cambridge: Nrich: Routes 1 and 5
Sharpen your logic and basic arithmetic skills while working on this challenge. Solution.