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Curated OER
Holes
Learners watch the movie Holes. They list 5 key events from Holes and use a pyramid to rank the events in order of importance to the story. They determine cultural differences between the character and themselves.
Curated OER
Playground Mapping
Students review their physical models of the objects on their playground at school. Using the model, they convert it into a map with a scale and key. To end the lesson, they use the map to locate different objects and measure the...
Curated OER
Building Your Bridge Building Basics
For this technology worksheet, middle schoolers examine the basic principles of bridge building design in order to answer the nine questions with the help of the web links on page 2.
Curated OER
Pattern Block Activities
Young scholars practice various math skills by using manipulative activities. In this math manipulative instructional activity, students sort shapes, build hexagons, and build shapes using manipulatives. These activities would be great...
Curated OER
Make-and-Take: Staff Development
Students complete activities to learn a phenomenological approach to polygons. In this polygons lesson, students use the materials in the directions to make demonstration models. Students use a wooden wagon model and liquid to learn...
Curated OER
Feltboard Storytelling
Students read African folktales and retell the story using feltboard. In this folktale lesson, students read the story Why the Sky is Far Awayand use feltboard to retell the stories.
Curated OER
Spider Webs
Students create spider webs. In this spider webs lesson, students research various types of spider webs then write a report about a spider of their choice. Students also make their own web similar to an orb spider.
Khan Academy
Khan Academy: Constructing Triangles
Practice constructing triangles. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PBS
Pbs Learning Media: Constructing Triangles
This interactive exercise focuses on the appearance and manipulation of triangles.
Texas Instruments
Texas Instruments: Constructing Triangles
This activity focuses on the various ways to construct the different types of triangles such as isosceles, equilateral, right, and right isosceles triangles. Students will begin by constructing triangles based on a minimal definition of...
Annenberg Foundation
Annenberg Learner: Constructing Triangles
Use a "linkage strip" to build triangles with different side lengths. When you build a triangle, see if you can deform it into a different triangle while keeping the side lengths the same.
Mangahigh
Mangahigh: Shape: Construct Triangles
Test your knowledge of using a protractor to construct triangles.
National Council of Teachers of Mathematics
The Math Forum: Triangle Formulas
Investigate the geometric definitions of triangles, focusing upon equilateral, isosceles, right, and scalene with detailed drawings and appropriate formulas for each. This site has links to more information on triangles.
Khan Academy
Khan Academy: Constructing Triangles
Given the lengths of two sides of a triangle, what can we say about the third side? Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Wolfram Research
Wolfram Math World: Equilateral Triangle
MathWorld goes into detail about equilateral triangles at this site. Use this site to find out how to construct an equilateral triangle using a compass and straight edge. Learn about the altitude of such triangles, and the rationality of...
Math Open Reference
Math Open Reference: Constructions
Learn about drawing shapes using only a compass and straight edge or ruler with out measuring any lengths or angles.
Homeschool Math
Homeschool Math: Triangles
This lesson plan provides students with an opportunity to practice drawing and measuring triangles and angles. It also shows pictures and gives definitions of each type of angle and triangle.
Wolfram Research
Wolfram Math World: Right Triangle
This site from MathWorld.com offers extensive information on right triangles. The site contains information on numerous characteristics of right triangles, including constructing similar inscribed triangles, altitudes, Pythagorean...
Texas Instruments
Texas Instruments: Sas Triangle Congruence
This activity will help students visualize the construction of congruent triangles and conceptualize properties through measurement and movement of their construction. Students will need access to the TI-84 Plus Family.
Texas Instruments
Texas Instruments: Simple Constructions
In this skill activity, students can use the Constructions Tools Menu in Cabri Jr. to contruct a parallelogram. They will also construct an altitude, an angle bisector and a median of a triangle.
Texas Instruments
Texas Instruments: Isosceles Triangle
In this activity, students construct isosceles and equilateral triangles. They discover that if two sides of a triangle are congruent, then the angles opposite them are congruent. They understand that an equilateral triangle is also...
Alabama Learning Exchange
Alex: Investigation of Special Segments of Triangles
This lesson will enable students to investigate three special segments of triangles in a very concrete way. The students will fold paper triangles to create the segments. This lesson would be a great way for students to explore the...
Texas Instruments
Texas Instruments: Similar Triangles and Proportions
In this activity, students will investigate the relationship among the similar triangles formed when a segment is constructed parallel to one side of a triangle. They will explore the various ratios that exist between the lengths of the...