Curated OER
Trig River
Students calcute distances using trigonometry and angle measurements. They estimate the width of the Trig River, measure it and compare their results with their classmates. They collaborate with a group to research and find the results.
Curated OER
Only the Shadow Knows
Students become familiar with the causes for formation of shadows. They create shadows, compare the size and shape of the shadow with the actual object, engage in shadow play theatre, and discover what happens to shadows when there is...
Curated OER
Third Grade Geometry
Third graders describe 2D and 3D shapes. For this geometry lesson, 3rd graders watch a PowerPoint presentation showing the terms used when analyzing shapes: vertex, edge, angle, side, and face. They compare shapes to see what they have...
Curated OER
Algebra 2 & Trigonometry Practice: Law of Sines
In this law of sines worksheet, students solve 9 multiple choice and short answer problems. Students use the law of sines to missing side lengths and angles of triangles.
Curated OER
Objects Race 500
Students explore the concept of "shape affects speed" through a series of experiments. In this physics instructional activity, students participate in an experiment in which various objects are released on an inclined plane. Speed and...
Curated OER
What is a Tangram?
Students identify a tangram. In this geometry activity, students read Grandfather Tang's Story and retell each story using the tangrams on a flannel board. Students use tangrams to complete an included worksheet.
Curated OER
Classifying Polygons
Seventh graders participate in a polygon hunt. In this polygon instructional activity, 7th graders examine how polygons are alike and different. Students create a Venn diagram and label the sorting circles. Students...
Curated OER
Finding the Area of Regular Polygons
High schoolers analyze relationship between the increase in polygons sides and a circle. In this geometry lesson, students relate the size of the central angle of a polygon, to a circle. They compare the formula for the area of a polygon...
Curated OER
Introduction to Fractals: Geometric Fractals
Middle schoolers study and observe the patterns made by the areas of the Sierpinski Triangle. Students use the computer to draw two or three iterations to discover the number patterns. Middle schoolers complete worksheets based on...
Curated OER
Trigonometry Investigation
In this math instructional activity, students use the sheet to conduct an investigation to find the trigonometric ratios using opposite and adjacent sides to see how they are related to each other.
Curated OER
Triangles Introduction
Students explore geometry by drawing various shapes in class. In this triangle characteristics lesson, students identify the attributes that classify a shape as a triangle and practice using their bodies to create triangles in class....
Curated OER
Exploring the Hinge Theorem
Learners explore the application of Hinge Theorem. In this geometry lesson, students write inequalities, given two sides of a triangle. They solve problems with triangular inequalities using the proper theorem.
Curated OER
Geo-Critters (Geometry Critters)
Pupils read the book The Math Curse by Jon Scieszka and study geometry. In this geometry lesson, students identify geometric shapes and their properties. Pupils create a geo-critter.
Curated OER
Ladybug Adventures
Students solve problems using mathematical skills. In this math lesson, the students use math concepts, to design a virtual path for a ladybug. The students will reinforce their skills in algebra and geometry concepts.
Curated OER
2-D Polygons
Students investigate the concept of two dimensional polygons. They complete a vocabulary chart with the teacher or in independently. Students are shown various polygons in order to classify them and then asked to draw one of them from...
Curated OER
Biomechanics of Joints
Students examine the range of motion of your knee, wrist and shoulder and observe that these body parts act like different types of mechanical joints.
Curated OER
Math is Everywhere: Part 2
Second graders identify shapes and measurements in everyday life. In this measurement instructional activity, 2nd graders locate rectangles in their classroom and use standard and nonstandard forms to measure them. Students...
Alabama Learning Exchange
What do Plants Need?
Students plant seeds and watch them sprout. Once growing plants are placed in different conditions and students record data about their growth. They graph the data.
Alabama Learning Exchange
Density
Students observe a demonstration of regular soda versus diet soda. In this exploring density instructional activity students complete a lab on density and present a PowerPoint presentations of their results.
Curated OER
Ship Shape
Second graders explore shapes. After reading books about shapes, 2nd graders describe the properties of various shapes. They identify shapes if they have been rotated, flipped, or slid. Students create shapes using drawings and geoboards.
Curated OER
Tangram Fractions
Students explore tangram puzzles. In this tangram fraction lesson, students read Grandfather Tang and then practice solving tangram puzzles. Students identify fractions of the pieces of the tangram puzzles and then create a design using...
Curated OER
Pythagorean Theorem
Middle schoolers investigate the concept of the Pythagorean Theorem. After conducting independent practice to find the hypotenuse of a triangle, they work with the teacher using examples in the lesson plan. The direct instruction is...
Alabama Learning Exchange
I Scream for Ice Cream!
Students perform an experiment. In this combinations lesson, students complete an experiment where they find out how many ice cream cone combinations they can make with 5 different flavors of ice cream and 4 types of cones. They design a...
Curated OER
Tennis Triangle
Students calculate the height of a tree or flagpole. They measure the shadow of the tree or flagpole and the length of a shadow of a meterstick. Using similar triangles, calculate the heigh. Devise two additional ways in which to measure...