EngageNY
Comparing Irrational Numbers
Build on your classes' understanding of irrational numbers by comparing their values. The 13th instructional activity in the 25-part module has individuals estimate values of both perfect and non-perfect roots. They finish by graphing...
EngageNY
More Practice with Box Plots
Don't just think outside of the box — read outside of it! The 15th lesson in a 22-part unit provides pupils more work with box plots. Learners read the box plots to estimate the five-number summary and interpret it within the context....
Curated OER
Place Value - What Is the Value of the Place?
Second graders build number sense in an activity that requires the matching of base 10 representations to numbers. It is the teachers responsibility to gauge student understanding and involvement while class members work in groups.
Waterloo Mathematics
Number Sense and Numeration: Integers - Objects Model
Here is a comprehensive task for your middle school mathematicians regarding the multiplication and division of integers. Word problems and practical problems abound, while occasional graphics make the page more visually appealing. A...
Curated OER
Subtraction
Students explore subtraction. In this mathematics lesson, students practice how to subtract numbers from 20, 100 and other whole numbers. Students realize that there are number bonds which can help with subtraction like 3 and 17 bonds to...
Curated OER
Sentence Sense
In this number sentence worksheet, 2nd graders complete eight number sentences and then write a related fact about each one. Students write two number sentences about a short three sentence story.
Curated OER
Ten by Ten
Learners participate in hands-on activities using a hundreds chart and counting toes and fingers. They discover the patterns that are created when counting by ten. After a lecture/demo, students practice by using a worksheet embedded in...
Ahisma Summer Institute
The Power of One - Math in a Different Angle
In this 2-day lesson focused on exponents, middle schoolers will cross the curriculum by engaging in science, history and language arts activities. Exponential growth will be explored using grains of rice on a chess board. Exponential...
Curated OER
Read and Write Numbers up to 100,000
Use this lengthy, and challenging, presentation in your lesson on numeracy. Pupils practice their skills in reading and writing numbers up to 100,000, interpret a variety of graphs, solve word problems, and get to use a calculator. A...
Curated OER
Basketball: Number Sense
Third graders explore their addition and subtraction skills. For this number sense lesson, 3rd graders analyze different scoring possibilities for a basketball game. This lesson incorporates the use a video titled "Blossom and...
Curated OER
Using Negative Numbers
Fourth graders explore negative numbers with this resource. They discuss positive and negative numbers by counting who is present and absent, placing numbers on a number line, and graphing temperatures. Using a variety of activities,...
Curated OER
Corn Field Math
Middle schoolers complete problems dealing with whole numbers, fractions and percents. After exploring the history of corn and related farming vocabulary, students work in pairs to solve multi-step problems. They incorporate the use of...
Partnership for Educating Colorado Students
Mayan Mathematics and Architecture
Take young scholars on a trip through history with this unit on the mathematics and architecture of the Mayan civilization. Starting with a introduction to their base twenty number system and the symbols they used, this eight-lesson unit...
Illustrative Mathematics
Plastic Building Blocks
Let's build a castle! Dennis and Cody have big plans, but do they have enough blocks between the two of them to accomplish their goal? A great context that requires students to add and compare mixed numbers. Encourage the use of pictures...
Education Development Center
Making Sense of Unusual Results
Collaboration is the key for this equation-solving lesson. Learners solve a multi-step linear equation that requires using the distributive property. Within collaborative groups, scholars discuss multiple methods and troubleshoot mistakes.
Arizona Department of Education
Introduction to Integers
Welcome to the backward world of negative numbers. This introductory lesson teaches young mathematicians that negative numbers are simply the opposite of positive numbers as they use number lines to plot and compare...
Rational Number Project
Initial Fraction Ideas Lesson 18: Overview
Develop young mathematicians' ability to compare fractions with investigation into the number 1/2. After brainstorming a list of fractions equivalent to 1/2, children identify a pattern in the numerators and...
Mathematics Assessment Project
Solving Linear Equations in Two Variables
Solving problems about pen and paper with systems of equations ... or is it the other way around? In the lesson, learners first interpret expressions and use equations in two variables to solve problems about notebooks and pens. They...
American Statistical Association
Happy Birthday to . . . Two?
How many people do you need in a room before two likely share the same birthday? Scholars consider this puzzle by analyzing a set of data. They ponder how to divide the data and determine the proper size of a group for this event to...
Curated OER
Rooster's Off To See the World Number-Sense
Students recognize how numbers are used in number stories. In this Rooster's Off To See the World lesson plan, students participate in the story. Students complete a number activity and work on the computer to illustrate a number...
Curated OER
Count on Math
Students develop number sense up to a million. In this developing number sense up to a million lesson, students count their breaths in given time span. Students use blocks representing 10's and 100's to create a...
Curated OER
Numeracy Lesson Plan: Reception
Learners examine number sense by participating in identification activities. In this number value lesson, students practice counting from 1-10, identifying number flash cards, reading clocks and multiplying basic numbers. Learners answer...
Curated OER
Meba Math (K-1)
Students work with counters and math mats to demonstrate number concepts. For this number concept lesson, students use cubes and configuration cards to show more or less than given numbers.
Curated OER
Patterns
Explore early algebra by participating in a pattern identification activity using a random assortment of different household materials. The class creates, completes, and analyzes different patterns with the help of leggos, buttons,...