Curated OER
What's The Matter: A Sinker or Floater?
Young scholars conduct an experiment. In this water lesson, students watch the lesson "Float and Sink" on an interactive website. Young scholars learn how to test items in water and then work in groups to test their items. Students...
Curated OER
Explore More About Bottle Construction
Students explore Green Construction. In this lesson based on the experiences of Peace Corps volunteers, students gain insight into alternative construction in Guatemala. They examine the pros and cons of using alternative building...
Curated OER
Basic Measurement for Welding
Young scholars accurately measure pieces of metal. After reviewing basic math principles, groups of students identify proper and safe use of measuring devices. They discuss the safety procedures for other devices in the classroom. After...
Teach Engineering
Matching the Motion
It is not always easy to walk the straight and narrow. In the sixth portion of a nine-part unit, groups actively recreate a graph depicting motion. Individuals walk toward or away from a motion detector while trying to match a given...
Curated OER
How Safe Is Your Backyard?
Seventh graders investigate the safety of soil and water locally and communicate via the Internet with students in different locales sharing information. They research the Internet using its multimedia capabilities and collate the data...
Curated OER
Sketch Up
Students estimate and measure exact. In this geometry lesson, students create different object in three-dimensional pattern. They use SketchUp to create their shape and perform measurements on their shapes.
Curated OER
Exploring the Properties of Rectangular Prisms.
Students define properties of rectangular prisms. In this geometry instructional activity, students identify the relationship between two and three dimensional objects. They use Cabri technology to graph their figures.
Curated OER
Exploring Properties of Rectangular Prisms
Learners explore the properties of rectangular prisms. In this geometry instructional activity, students identify properties of two and three dimensional shapes. They use Cabri technology to create polygons and solve problems.
Curated OER
Pythagorean Theorem: Triangles and Their Sides
Young scholars investigate triangles and their relationship to each other. In this geometry lesson, students solve right triangles using the properties of the Pythagorean Theorem. They differentiate between right, acute, straight and...
Curated OER
Median of a Trapezoid
Learners find the median of trapezoids and other polygons. In this geometry instructional activity, students identify important properties of trapezoids. They create trapezoids and polygons using Cabri software.
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
Investigating Trigonometric Ratios Through Similar Right Triangles.
49Learners investigate the properties of right triangles. In this geometry activity, students differentiate between similar and congruent triangles. They use the Pythagorean Theorem to find the missing angles and sides.
Curated OER
Investigating Trigonometric Ratios Through Similar Right Triangles
Students identify similar and congruent right triangles. In this geometry instructional activity, students use trigonometric ratios to identify missing sides and angles of a triangle. They differentiate similar and congruent triangles.
Curated OER
The Squeeze is On
Students investigate the force of compression and how it acts on structural components through a hands-on group project. They use everyday products such as paper, toothpicks, and tape to construct a structure that will support the...
Curated OER
Properties of Special Parallelograms
Young scholars identify properties of trapezoids. In this geometry lesson, students are put into groups and use computer programs to analyze polygons. They drag and move the shapes around as they make predictions.
Curated OER
Community Building
Pupils build different shapes using sketches. In this geometry lesson, students explore measurements and units as they build and create models of buildings. They use SketchUp to create and manipulate shapes.
Curated OER
Building Budgets
Students explore New York City's bid to host the 2012 Olympic Games. They estimate budget allocations for such a proposal while practicing the calculation of percentages.
Curated OER
Heron's Formula
Students use Heron's formula to calculate the area of a triangle. In this geometry lesson, students use three different methods to solve the area of a triangle. They find and construct the incentor and angle bisector of a triangle.
Curated OER
Special Right Triangles
Students identify different types of special right triangles. In this geometry lesson, students differentiate between right triangles and isosceles triangles. they construct the triangles using geometry software and make conjectures...
Curated OER
Discovering The Ratio Pi And The Diameter
Students relate the ratio of Pi to the diameter of a circle. In this geometry lesson, students investigate the relationship of the chord of the circle the the number Pi. They define ration, chord, circumference and diameter and find...
Curated OER
Inscribed Right Triangles
Students calculate the measurements of the inscribed angles of a triangle. For this geometry lesson, students relate the hypotenuse of a right triangle and the diameter of a circle to each other. They calculate the diameter of a circle...
Curated OER
Inscribed Quadrilaterals and Parallelograms
Students differentiate between inscribed quadrilaterals and parallelograms. In this geometry lesson, students identify the shaped of the polygons when it is inscribed inside of a circle. They calculate the missing angles of the inscribed...
Curated OER
Exploring the Slopes of Parallel and Perpendicular Lines
Students calculate the slope of parallel and perpendicular lines.In this algebra lesson, students differentiate between parallel and perpendicular lines. They graph their lines using the slope of the equation.