Curated OER
Properties of Parallelograms
High schoolers discover properties of parallelograms as they construct a parallelogram using Cabri Jr. They will measure angles and side lengths of their construction and determine the relationship between the diagonals of a...
Curated OER
Determining Area
High schoolers conduct chemical experiments. In this chemistry lesson, they investigate reactions using the CBL system. Learners will graph and analyze their data using a TI.
Curated OER
Classifying Triangles by the Length of the Sides Using Cabri Jr.
Learners follow detailed directions to create triangles on their graphing calculator. In this properties of triangles lesson, they will create triangles on their calculators using the Cabri Jr. application. They then identify three...
Curated OER
Everyday Objects with Shapes
Students explore geometric shapes. In this geometry and language development lesson, students take a walk and look for shapes in the objects outdoors. Students match each of four individual paper shapes they are...
Curated OER
30-60-90 Right Triangles in Cabri Jr.
Young mathematicians draw and label right triangles using Cabri Jr. technology. They create other special right triangles and identify the length of the hypotenuse and each leg. High schoolers explore the ratios to determine how the...
Curated OER
Measurement of Objects Using Similar Triangles in The Plane
Young scholars use similar triangles and a sight tool to find the height and distance between large objects. In this similar triangles lesson plan, students use a constructed sight tool to measure the distance and height of an object...
Texas Instraments
Angles in Circles
Teach your learners how to investigate the relationship between a central angle and an inscribed angle which subtend the same arc of a circle. The dynamic nature of Cabri Jr. provides opportunity for conjecture and verification.
Texas Instruments
Construction Regular Polygons
Learners investigate the process necessary to construct regular polygons. They explore the degree measures of the angles in a regular polygon. Using this information and technology in the form of Cabri Jr., your pupils will construct...
Texas Instruments
What's the Trig?
Learners determine the trigonometric relationships within a triangle as they construct a right triangle on the Ti-89. They find the sine, cosine, and tangent of various angles of their triangle construction.
Curated OER
Shapes (Geometric)
Second graders explore geometric shapes. In this activity about geometry, 2nd graders create their own vest using geometric shapes. Students work with a partner and fit their partner for the vest they design. Students understand...
Curated OER
Introduction To Orbital Mechanics
Students use NASA drawings to build a model satellite for a specific mission. They design a set of drawings for their satellite showing its subsystems as well.
Curated OER
Tessellations
Young scholars identify shapes that will tessellate. They construct a tessellation using transformations. Students identify transformations in tessellations. They identify applications of transformations such as tiling and fabric design.
Curated OER
It Counts
Students explore one to one number correspondence. In this early math instructional activity, students make observations about and classify plants in order to gain an understanding of using numbers to describe their world.
Curated OER
If You Can’t Stand the Heat
Learners design and build their own solar cooker. In this math lesson plan, students determine the relationship between the angles of the sun, reflection and cooking time of the solar cooker. They test their project, collect data...
Curated OER
Slope Right Up
Students use triangles to find the length and slope of each side. After connecting the vertices, they add points based on their specific instructions. They use the Pythagorean Theorem to complete a worksheet to end the lesson.
Curated OER
Legends of the Fifth
Students explore the the legends and myths of the Orient, Africa, Europe, Asia, and the Americas in this six lessons unit. Different cultures and belief systems of the inhabitants of these areas are examined through storytelling techniques.
Curated OER
Creating the Model
Learners comprehend what has been explored in the previous earthquake engineering design lessons, by putting their designs to the test.
They are given pairs a piece of paper, and an empty plastic bottle or can. Students stand the...
Curated OER
Snuggle Up To Pattern Blocks
Students view and discuss a video about the use of pattern block shapes to form pictures. They, in groups, form garden and quilt designs using pattern blocks and then decorate the room with their art.
Curated OER
It Counts
Students assign numbers to describe objects. In this number instructional activity, students assign numbers to objects and compare more, less, and equal values. They write down descriptions of plants including the number of leaves and...
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.
Education Development Center
Similar Triangles
Model geometric concepts through a hands-on approach. Learners apply similar triangle relationships to solve for an unknown side length. Before they find the solution, they describe the transformation to help identify corresponding sides.
Computer Science Unplugged
The Muddy City—Minimal Spanning Trees
What is the most efficient way to ensure everyone is connected? Individual pupils determine the least expensive route to pave roads in a fictional city. In doing so, they learn to find the minimal spanning tree for the situation. They...
Curated OER
Sled Kite
Pupils make and fly a sled kite out of plastic garbage bags, dowel rods, and more. In this kite lesson plan, students plan the kite to have symmetry and make adjustments as they test it.
Curated OER
From Future Flight to Past Flight
Students complete a set of CD-ROM's to introduce them to the flight program at NASA. In groups, they research a topic related to flight and put their information on a CD-ROM. To end the lesson, they share their material with other...