Curated OER
The Right Stuff
Studentsare introduced to the Pythagorean Theorem by exploring right triangles and the squares built on each side. They apply the Pythagorean Theorem to real-world problems. Students u se informal and nonformal arguments of proof (i.e.,...
University of Arkansas
Twizzling Fractions
Using food as a manipulative is one of the best ways to incorporate hands-on learning in the classroom. This hands-on approach allows young mathematicians to compare, order, and identify fractions with the use of Twizzlers® and fraction...
Curated OER
Positive and Negative Numbers
Pupils use blocks and markers to illustrate the processes of adding, subtracting, multiplying and dividing integers. In this mathematics instructional activity, learners use Algebra blocks to demonstrate multiplying polynomials.
Curated OER
Similar Triangles - Applied Problems
Students differentiate between similar and congruent triangles. In this geometry lesson, students identify the angles of triangles using the similarity theorem. They apply concepts of triangles to the real world.
Curated OER
Lesson Plan: Using Maps and Scales to Get to the Basketball Hall of Fame
Students view a quicktime video of basketball players going from Atlanta to Springfield, Mass. In this scaling lesson, students use a map to calculate the distance of the trip and the length of travel time. Students apply ratio and...
Curated OER
Building Sets of 13 and 14
Compose and decompose sets of 13 and 14 and compare sets of each with your little learners. They use objects to construct sets of 13 and 14, record their answers, and compare sets in several different ways.
Curated OER
Prisms-Turn Up The Volume
Identify the length, width, and height of prisms. Critical thinkers calculate the volume of prisms given small amounts of information. They derive the formula given the length, width and height.
Curated OER
Learning Number Words
Students practice saying their numbers and identifying the words. They use whole numbers and decimals to practice grouping numbers into different categories. They write the word of the number they are shown.
Math Mammoth
Understanding Percent
In this understanding percent instructional activity, students fill in the missing parts for examples of number of colored parts and total numbers and use them to complete charts and rewrite sentences using the exact amount of things and...
Curated OER
Exploring Geometric Mean
Students solve problems using geometric means. In this geometry lesson, students create altitudes in right triangles. They use Cabri software to move the triangle around and observe different sides and angles.
Curated OER
Exploring Geometric Mean
Student identify the solution using geometric mean. In this geometry instructional activity, students create right triangles where the altitude of the triangle is the side containing the right angle. They modify shapes using Cabri...
Curated OER
Whatcha Gunna Do When the Hulkster's Measuring Too??
Students measure using tools they have made. For this algebra lesson, students measure the height and distance using non-traditional measuring methods. They apply their findings to algebra and trigonometry properties of measurements.
Curated OER
Geometry Exploration Basic Trig Functions
Tenth graders solve for missing sides on a triangle using the Pythagorean Theorem. In this geometry lesson, 10th graders are introduced to basic trigonometry functions as they solve problems of right triangles. They discuss the formulas...
Curated OER
Angles and Similarity
High schoolers identify triangles as similar or congruent. In this geometry lesson, students drag triangles around on the navigator to see the effect of different angles on the shape of the triangle. They discuss angle similarity and...
Curated OER
Venn Diagrams & Word Problems
Learners explore the concept of Venn Diagrams through word problems. In this Venn Diagram lesson plan, students solve word problems about groups of people using Venn Diagrams. Learners use survey results about MySpace and Facebook in a...
Curated OER
From Trees to Paper
Sixth graders investigate logging and the process of paper making. In this forestry lesson, 6th graders analyze pictures of trees being processed into the paper they use everyday. Students solve and create math problems based on...
Curated OER
Initial Fraction Ideas Lesson 7: Overview
Third graders recognize that the larger the denominator of a fraction, the smaller the piece you have. In this fraction lesson, 3rd graders compare fractions and order them from largest to smallest. Students complete an exercise...
Curated OER
Crafty Fractions
Fourth graders study fractions. In this fractions lesson, 4th graders define fraction-related vocabulary words. Students use beads to study fractions. Students draw shapes to study fraction equivalency and brainstorm fractions they use...
Curated OER
Comparing Fractions
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
Curated OER
Are you in Golden Shape
Learners solve and verify the solution for unknown measures. In this geometry lesson plan, students identify the properties of circles. They use the arc, angle and segment relationship to find the missing measures.
Curated OER
Perimeter
Students explore the concept of perimeter. In this perimeter lesson, students discuss how to find perimeter of various shapes. Students use the Perimeter Explorer applet to find the perimeter of various shapes.
Curated OER
Intro to Trigonometry
After being introduced to the basic trigonometry functions, middle schoolers calculate the height of school landmarks. They experiment with different angles to find the correct height.