Curated OER
Introduction to Estimation and Making Arrays
Pupils explore the concept of estimating and organizing a group of objects into an array to count the exact number of items. They create their own arrays and practice elements of estimation.
Curated OER
Line: a Geometric Exercise
Students study the different types of lines and create a drawing demonstrating what they learned.
Curated OER
Geometry and Tony Smith Sculpture
Young scholars respond to Tony Smith's sculpture as art and brainstorm about math concepts inherent in his work. They create a sculpture with polyhedra nets, calculate the cost of covering sculpture in gold, and write an exhibit label...
Curated OER
CO2 Blow Out!
Fifth graders determine that carbon dioxide is a gas given off during respiration and that oxygent is the gas that is absorbed during respiration. They determine the air capacity of the lungs.
Curated OER
How Are Magnetic Fields Related To Sunspots?
Students discover that sunspots are the result of intense magnetic forces on the photosphere of the sun by observing images from the SOHO satellite.
Curated OER
What's Your Design?
Sixth grade students: design a stained glass window, submitting their initial plan detailing the measurements of all lines and angles. Seventh grade students: create a scale drawing of their own geometric family of four members.
Curated OER
Geometry Geopardy
Third graders participate in a game in order to review geometric concepts.
Curated OER
Building With Triangles
Fourth graders use two different techniques to construct triangles with specific dimensions. They determine how to construct nets for three-dimensional objects focusing on those made with equilateral triangles. They are able to name the...
Curated OER
Creating Gardens
Students are shown that numeracy is all around them. They use volume, and calculate the quantity of soil required to make a garden to given instructions. Students are asked how to calculate the amount of soil required for the garden.
Curated OER
Mapping a Stream
Students map an actual local waterway. They create full color scale drawings that include windfalls, plant cover, streambed composition, and landmarks such as trees, boulders, and slumps. This is a long-term project that involves...
Better Lesson
Better Lesson: Area of Names
Creating names with block letters students calculate area of irregular shapes. This activity also make a real world application to the popular video game Minecraft.
Better Lesson
Better Lesson: Area of Irregular Polygon
Third graders look for break apart irregular polygons to make arrays to find the area of these common shapes.
Better Lesson
Better Lesson: Area in Real Life With Irregular Polygons
Dividing an irregular shape into rectangles helps students find the area of an irregular shape.
Illustrative Mathematics
Illustrative Mathematics: G Mg How Many Leaves on a Tree? (Version 2)
In this task, learners must estimate the number of leaves on a large tree, taking into account various complex factors such as the area shaded by the tree, the area of irregularly shaped leaves, the uneven distribution of leaves, the...
PBS
Pbs Learning Media: Formulas: Targeted Math Instruction
At the end of this lesson plan about formulas, young scholars will be able to identify and apply the correct formula for a given situation, solve for any unknown component of the formulas for perimeter, circumference, and area of regular...