Curated OER
Exploring Lines of Symmetry
Students investigate the concept of symmetry. They use cut out shapes that are folded in order to practice identifying the lines of symmetry. The instructional activity is observed by the teacher working with students for the purpose of...
Curated OER
Perpendicular Lines in the Coordinate Plane
Students investigate the relationship between perpendicular and parallel lines on a coordinate plane. In this geometry instructional activity, students differentiate lines based on their slopes.
Curated OER
Introduction to Tangent Lines using the TI-Nspire
Students make mathematical argument using the concept of Limit. In this algebra instructional activity, student calculate the instantaneous rate of change from the linear graph. They use a TI-calculator to create a visual of the graphs.
Curated OER
Frieze Design in Indigenous Art
Students describe Frieze designs using the work of indigenous people. In this math instructional activity, students create 7 frieze designs using different patterns. They create one row of repeated art and repeat...
Curated OER
Getting Out of Line
Students explore basic connections between graphs, tables, and symbolic representations for lines, parabolas, inverse models, and exponential models. One of the primary goals of this lesson is to help students begin to recognize patterns...
Curated OER
Designing a 2-liter Pop Bottle Piece to be Used for Water Rockets
High schoolers design and create water rockets using recycled materials. In this technology lesson, students measure and sketch their project design before drawing them using SolidWorks. They construct the bottle as accurately as possible.
Curated OER
Functions and the Vertical Line Test
Students examine functions and function notation. They use computer activities to discover how to graph functions, and conduct a vertical line test. Students describe spatial relationships using coordinate geometry.
Curated OER
Math Lesson: Rotational Symmetry
Students analyze lines of symmetry and rotational symmetry in designs. They practice dividing a shape along its line(s) of symmetry and discuss the relationship between lines of symmetry and number of sides as well as rotations.
Curated OER
Geo Jammin' By DeSign - Day 1, Lesson 1: Math in Motion
Second graders, through large screen monitor, study geometric design. They participate in a diagnostic assessment in which they use pnecils, scissors and paste.
Curated OER
Using the Web to Explore Shapes
Third graders research the Internet to locate geometric designs in familiar buildings. They review shapes, solids, angles and symmetry as they research websites of familiar buildings in Louisville. They record the information they see...
Kenan Fellows
Density
Most scholars associate density with floating, but how do scientists determine the exact density of an unknown liquid? The third lesson in a seven-part series challenges scholars to find the mass and volume of two unknown liquids. Each...
Mascil Project
Parachute Food Drop
Drop a perfect project into your lesson plans. Groups use different building materials to create models of parachutes for food drops. After testing out their prototypes, they make improvements to their designs.
Statistics Education Web
Walk the Line
How confident are you? Explore the meaning of a confidence interval using class collected data. Learners analyze data and follow the steps to determine a 95 percent confidence interval. They then interpret the meaning of the confidence...
Curated OER
Tell Us All: Tools for Integrating Math and Engineering
What a scam! Middle and high schoolers pose as journalists exposing consumer fraud. For this lesson, they write an article for a magazine using data collected during previous investigations (prior lessons) to defend their findings that a...
Curated OER
Math Fraction Hunt
What a fun way to practice fractions! Your class engages in a fraction hunt in which they use words to find clues to a treasure hidden in the classroom. The treasure, in this case is a Mars bar. However, it could be anything, including a...
Curated OER
Symmetrical Designs with Pretzels and Marshmallows
Fifth graders create designs that have lines of symmetry using pretzel and marshmallows. In this symmetry design instructional activity, 5th graders work in groups using graph paper, rulers, and toothpicks to plan their own lines of...
Pennsylvania Department of Education
Using the Number Line to Compare
Students determine differences using a number line. In this math lesson, students use the number line to solve subtraction problems. Students solve puzzles using subtraction.
Curated OER
Making Parallel Lines
Students differentiate between parallel and perpendicular lines. For this geometry lesson, students make conjectures and apply it to solve real life situations. They collect data and make predictions based on the data.
Curated OER
Functions and the Vertical Line Test
Students explore the concept of functions. In this function lesson, students determine if the graph is a function by using the vertical line test. Students use an applet to explore the vertical line test on a variety of graphs.
Curated OER
Line, Ray, Segment
Students define vocabulary words. In this geometry lesson, students identify the graph as a line, ray or segments. They understand the properties of each and calculate the distance on a number line.
Curated OER
Perpendicular Lines
Students differentiate between parallel and perpendicular lines. For this geometry lesson, students identify the different angles created by perpendicular lines and parallel lines. They name the angles that are form when parallel lines...
Curated OER
Facial Symmetry
Learners study facial symmetry. They explore lines of symmetry, and create illustrations with multiple lines of symmetry.
Curated OER
Patterns, Patterns, Patterns
Create geometric art in your classroom. Learners use a ruler to mark lines on their paper, they then trace a lid to create a series of circles. They color in each circle using two tones or colors to create an interesting visual...
Curated OER
Symmetrical Geometry Paintings
Here is a clever, cross-curricular lesson that combines art and geometry. Learners design a painting that uses geometrical shapes and is symmetrical. Sponge-shaped geometrical figures are used to design half a page and fold them to...