Inside Mathematics
Rugs
The class braids irrational numbers, Pythagoras, and perimeter together. The mini-assessment requires scholars to use irrational numbers and the Pythagorean Theorem to find perimeters of rugs. The rugs are rectangular, triangular,...
EngageNY
Definition of Translation and Three Basic Properties
Uncover the properties of translations through this exploratory lesson. Learners apply vectors to describe and verify transformations in the second installment of a series of 18. It provides multiple opportunities to practice this...
EngageNY
Getting the Job Done—Speed, Work, and Measurement Units
How do you convert from one measurement to another? Pupils use unit rates to convert measurements from one unit to another in the 21st segment in a 29-part series. They convert within the same system to solve length, capacity,...
Curated OER
Addition and Subtraction Facts to 20
Fact families, and the relationship between addition and subtraction are the foucs of this lesson plan. Learners explore strategies to help with their addition and subtraction facts. They use doubles, related facts, and fact families to...
Curated OER
Worksheet 26 - Functions & Logarithms
For this function and logarithms worksheet, students find the domain and range of functions, use the properties of logs to solve equations. This one-page worksheet contains nine multi-step problems.
Virginia Department of Education
Nonlinear Systems of Equations
Explore nonlinear systems through graphs and algebra. High schoolers begin by examining the different types of quadratic functions and their possible intersections. They then use algebraic methods to solve systems containing various...
Virginia Department of Education
Congruent Triangles
Is this enough to show the two triangles are congruent? Small groups work through different combinations of constructing triangles from congruent parts to determine which combinations create only congruent triangles. Participants use the...
CK-12 Foundation
Division of Decimals by Whole Numbers: Lemonade Stand
After a full day of selling lemonade, three friends split the cost of the profit money. If the total profit was $34.20, how much will each friend get?
EngageNY
Collecting Rational Number Like Terms
Teach pupils to handle fractions fluently. The sixth installment in the series of 28 has class members apply the concepts learned in previous lessons to expressions with fractional coefficients. The fractions are both mixed numbers and...
National Nanotechnology Infrastructure Network
Is Measuring an Art or a Science?
Not only do future engineers learn the difference between accuracy and precision, they also get some hands-on experience using different measuring tools.
Curated OER
Addition and Subtraction using Manipulatives
Sixth graders participate in a question and answer session to begin their understanding. Students complete a practice assignment using color counters. Students' assessment is composed of using color counters to complete an independent...
Curated OER
EASY AS PUMPKIN PIE
Students demonstrate place values using pumpkin seeds as a math manipulative. They use manipulatives, models, known facts, properties and relationships to explain thinking processes. They estimate the number of seeds in their pumpkin.
Curated OER
The Ins And Outs Of Area And Perimeter
Fifth graders demonstrate the concept of perimeter and area using manipulative. In this area and perimeter lesson, 5th graders explore area and perimeter through the exploration style of teaching using eatable and non-eatable...
Curated OER
Number and Operations- Raul's Apples: Word Problem
Students discover how they can use manipulatives to solve word problems. In this problem solving instructional activity, students read Raul's Apples Problem and then complete a worksheet, using beans or counters to solve the problem....
Curated OER
Face The Facts To Remember
Second graders use manipulatives, drawings, and story problems to learn the two's multiplication tables. After learning how to find answers, they participate in a memory game to match facts and answers.
Curated OER
The Game of Chance
Third graders use manipulatives to determine the probability of outcomes. In this probability lesson, 3rd graders roll dice and use spinners to determine the probability of outcomes. They determine if games are fair/unfair based on their...
Curated OER
Weigh Out the Algebra
Young scholars solve linear equations. In this algebra lesson, students use manipulative's to see the steps taken when solving linear equations. They solve using addition, subtraction, multiplication and division.
Curated OER
Giving it 100%
Students build knowledge about the number relationships between decimals and percents as it relates to converting decimals into percents. In this decimal and percent lesson, students recognize equivalent forms of fractions,...
Curated OER
Equivalent Fractions Manipulatives
Students study fractions. In this equivalent fractions instructional activity, students utilize fraction strips to enhance their understanding of equivalent fractions. They watch a demonstration and then work independently with their own...
Curated OER
Compare Two Numbers: How Many Times More Than...?
Explore the concept of "how many times" where the word "times" is defined. Learners will determine the product and quotient in a word problem. Then use manipulatives to solve the problem. Finally, they will write in their math journals...
Curated OER
Problem Solving - Adding Whole Numbers
In order to practice problem-solving skills, pupils work through a series of word problems. They each determine an answer and then share their thinking process with the class. This instructional activity demonstrates that there may be...
PBS
The Yo-Yo Problem
What do yo-yos and pennies have to do with linear equations? Learn about writing and solving linear equations while considering the Yo-Yo Problem and Penny Pattern Exploration from the High School Math Project. Learners utilize algebra...
Curated OER
Properties of Equality
What assumptions are made in order to solve equations? An instructional slideshow provides an overview and guided examples of how properties of equality can be used to justify each step in solving equations.
Mathematics Assessment Project
Triangular Frameworks
What did the triangle say to the circle? You're pointless! Class members will get the point when they investigate relationships between side lengths of a triangle using the Triangle Inequality Theorem. Pupils then create an...