Curated OER
Triangle Explorer
Students compute the area of triangles in a computer program. In this measurement lesson plan, students complete 5 easy, 5 medium, and 5 hard problems.
Curated OER
Estimation
Students complete computer activities about estimating if items are more or less than a given amount. In this estimation lesson plan, students also estimate measurements around the classroom.
Curated OER
Grade 4 Geometry
In this grade four geometry activity, 4th graders calculate the perimeter of a square. Students explore how the area of a square can be found by multiplying the length of the square by its width.
Curated OER
Planning a Garden
Seventh graders research the World Wide Web to research and plan a garden for their school. They draw a scale model of the garden, determine the cost, and create a presentation to promote their garden plan.
Curated OER
Tiling a Patio
Fifth graders practice, with spreadsheets, to demonstrate how to determine the number of tiles needed to create a patio. They use pictures and gathered data to determine a pattern that can be used to solve problems. Students create a...
Curated OER
Arc Length and Sectors
Find the length of an arc. High schoolers relate central angles to the area and length of a sector and graph circles on the TI to make predictions.
Curated OER
Exploring Centers of a Triangle: Part 2
Students model and solve a real-world problem by constructing the centroid of a triangle. They explore relationships of the medians of a triangle and investigate how the centroid partitions each of the medians. Students investigate...
Curated OER
Let's Play Musical Shapes
Students practice recognizing shapes while using gross-motor skills. In this early childhood math movement lesson, students explore shapes as music plays and they walk the perimeter of large cut-out paper shapes by playing musical squares.
Shodor Education Foundation
Pythagorean Theorem
Most adults remember learning about the Pythagorean theorem, but they don't all remember how to use it. The emphasis here is on developing an intuitive understanding of how and when to use the theorem. Young mathematicians explore...
Teach Engineering
Stay in Shape
Using their knowledge of right triangles, pupils find out how far a ship is from a light house. Class members determine how far around the world a ship would be sailing at a constant speed.
Curated OER
Old Glory
Students utilize mathematical concepts such as: measurement, ratio and proportion and geometric probability to analyze the components of the U.S. Flag. They collect, organize and interpret data by constructing charts, tables and graphs...
Curated OER
Soccer - Lesson 16 - Practice
Lesson 16 is just another day of practice in preparation for the class soccer World Cup. There is a pretty involved warm-up activity called Flag Drag Tag. The skills of tag, running around and trying to stay away from taggers is a...
Curated OER
Volume of Rectangular Prisms
Introduce the procedure needed to find the volume of a rectangular prism. Learners rank various prisms such as cereal boxes and tissue boxes from smallest to largest volume. They use an applet to find the volume and surface area of each...
Curated OER
Exploring Ecosystems
Students examine the characteristics of an ecosystem. They create their own landmass of an ecosystem and creating a map of the area. They develop a brochure sharing information about their new landmass.
Curated OER
Lead Up Skills fo Tchoukball
A simple lesson to practice the throwing and catching skills for the game of Tchoukball. There are several warm-up activities to have the class practice tossing a ball around. Then the main drill is organized much like a basketball...
Math Ocean
Fraction Word Problem Worksheets
There are actually several math topics covered by this set of problems. First is the addition of fractions and mixed numbers with both like and unlike denominators. Nine word problems are provided after some whole class practice.There...
Curated OER
Design an Apartment
Students are given the task of designing an apartment. In groups, they practice estimating the area and perimeter of different shapes. After designing their space, they apply the same formulas to solving real-world story problems.
Curated OER
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
Inequalities
In this inequalities learning exercise, 10th graders solve and complete 23 various types of problems. First, they find the area of an inscribed square in a circle shown. Then, students find the total area of the inscribed polygon and...
Curated OER
Applying Fractions - Family Activity
In this fractions worksheet, students solve 10 short answer problems. Students find items around their home and weigh them. Students convert units from one unit to another in the customary system.
Curated OER
Energizing Our School
Students explore energy usage in home and in school. They examine the types of non-renewable sources and discover alternate sources of energy. Through group activities, students calculate the perimeter and area of a given room. They make...
California Academy of Science
Greening Your Middle School
Middle schoolers redesign their school to make it more energy efficient, and create a model of their design. Learners get together in groups of 5, and they take on the task of making their school more energy efficient. To do this, they...
Curated OER
Volume
Students, after reviewing the measuring of the lengths of sides of different shapes along with the calculation of their perimeters and areas, encounter what it means by the 'perimeter' of a polygon. They practice measuring units of...
Curated OER
Pent-up Pentominoes
Students explore pentominoes in this activity. They build shapes as directed and color the tiles on their grid sheet.