Curated OER
Determining Beam Stress and Deflection with COSMOSXpress
Students analyze cantilever stress using COSMOSXpress. In this engineering lesson, students calculate the beam's maximum deflection. They investigate the effect changing beam dimensions.
Curated OER
Geometric Shapes
Young scholars identify polygons. In this geometric shape lesson, students explore the characteristics of polygons. They identify polygons, and classify triangles according to their sides and angles. Young scholars...
Curated OER
Perfectly Puzzling Pentominoes
Second graders utilize manipulatives (pentominoes) to demonstrate knowledge of: lines of symmetry, slides, reflections (flips), rotations (turns), area, and perimeter. This lesson gives students a meaningful way to practice these...
Curated OER
Rep Tiles
Third graders use pattern blocks of one shape at a time to try to create a similar shape. They compare the perimeter of the new figure with the perimeter of the original shape and look for a pattern. Students use the pattern to predict...
Curated OER
Adding Polynomials with Algebra Tiles
Students practice adding polynomials using algebra tiles. Students view a PowerPoint presentation in which they are introduced to the concept of modeling polynomials using a scaled down version of algebra tiles. Students walk through...
Curated OER
Tangents, Secants, and Chords
In this tangents, secants and chords worksheet, 10th graders identify and solve 48 different problems that include using 3 different theorems for defining circles. First, they determine the area of each circle with C as the center and a...
Curated OER
Volume and Surface Area of Polyhedrea
In this volume and surface area worksheet, students use given formulas to determine the volume and area of polyhedrea. This four-page worksheet contains examples, explanations and 32 problems. Answers are provided on the fourth page.
Curated OER
Trigonometric Ratios
In this trigonometric ratios worksheet, students determine the value of trigonometric ratios. They find the area of triangles, determine the length of one side, and compute the degrees in an angle. This five-page worksheet...
Curated OER
How Machines Help Us Stay Healthy
Students visit different departments at a local hospital to see how machines help peoples such as the CAT scan machine. They build a model of such a machine that shows how patients are moved in and out of the machine.
Curated OER
Geo-Wrap Vests
First graders use geometric shapes to create and extend patterns. Students read a book and view African garments. They identify patterns in the garments. Students create and decorate a paper vest with geometric patterns.
Curated OER
Perimeter, Area and Volume
Middle schoolers compute area. In this perimeter, area and volume lesson, students examine given objects and determine the perimeter, area, and volume of each.
Curated OER
Range, Mean, Median, and Mode
Eighth graders find the range, median, mean, and mode of a data set. In this finding the range, median, mean, and mode of a data set lesson plan, 8th graders collect data about the high and low temperature for 10 different...
Curated OER
Angles That Pair
Students identify angles. In this angles that pair lesson, students identify adjacent, vertical, complementary, and supplementary angles. They use straws, pretzel sticks to demonstrate given types of angles.
Curated OER
Angles: Angles, Angles, Everywhere
Learners practice estiminating and measuring angles. After watching a short video, they identify angles in objects in the classroom and their homes. In groups, they participate in activities in which they are given a scenerio and are...
Curated OER
Fun Wth Angles
Fourth graders explore angles in everyday life. In this angles lesson, 4th graders view examples of angles, then search magazines, newspapers and catalogues for more examples. Students work in pairs and check each other's work.
Curated OER
Multiplication
Third graders discover a connection between numbers of things in groups and groups. They solve number line puzzles for multiplications and identify data for 3 riddles in a multiplication context. They use number lines as sources for...
Curated OER
Similarity and Congruence
Young scholars determine that two figures are similar or congruent by
investigating figures that are similar and figures that are congruent. They prove that two figures are similar or congruent by using definitions,
postulates, and...
Curated OER
Tomb Robbers
Sixth graders identify benchmark angles as they are embedded into a circle grid. They observe the teacher using an angle ruler and complete a Star Spangled worksheet, play the game Tomb Robbers, and as a class discuss their game winning...
Curated OER
Finding Perimeter and Area
In this area and perimeter learning exercise, students are given the equations to find the perimeter and area of objects. They practice finding the perimeter by measuring the sides of given objects and adding them together. They find the...
Curated OER
An Introduction to Angles
Students identify and create angles. In this angle measurement lesson, students use sticks to make models of angles, then measure and name each angle.
Curated OER
Seeing Solar Storms in STEREO-I
In this geometric calculations of solar storms activity, students use a diagram indicating the location of 2 STEREO satellites, the earth and the sun to calculate the distance between a Coronal Mass Ejection and the Earth. They use...
Curated OER
Modeling a Planetary Nebula
In this modeling a planetary nebula worksheet, students use a diagram to calculate the intensity at different radii from the center of the nebula. Students use the Pythagorean Theorem to determine the distance between two points on the...
Curated OER
Does the Area of the Quadrilateral Change?
Young scholars study area and quadrilaterals. In this multiplication and area lesson, students use Polystrip models to change rectangles to form different parallelograms. Young scholars find the area of the models use a Geometer...
Curated OER
Poetic Justice: A Study of Poe's Famous Works
Students explore Edgar Allan Poe's most famous short stories. In this Edgar Allan Poe lesson, students complete a 25 page packet of activities where they recognize the features of genres and literary devices Poe uses. Students read "The...