Curated OER
Transformations and Matrices
There are four activities in this extensive lesson covering the identity matrix and scaling, the linear representation of translations, the linear representation of rotations, and reflections. In small groups, they use the Cabri II...
Curated OER
Conic Sections and Locii
Young scholars differentiate between ellipse and hyperbola. In this algebra lesson, students graph and solve elliptical equations. They use the cabri program to create the different conics and move them around.
Curated OER
Exploring the Slopes of Parallel and Perpendicular Lines
Students calculate the slope of parallel and perpendicular lines.In this algebra instructional activity, students differentiate between parallel and perpendicular lines. They graph their lines using the slope of the equation.
Alabama Learning Exchange
Triangle Congruence with Rigid Motion
Combine transformations and triangle congruence in a single lesson. Scholars learn to view congruent triangles as a rigid transformation. Using triangle congruence criteria, learners identify congruent triangles and the rigid...
Curated OER
Discovering Planet X
Students investigate the movements of the planet Pluto. Students participate in a hands-on activity to record data similar to the movements of the planet Pluto. Students compare their data to that found on a website.
Curated OER
Cook Me Up Some Equations
Young scholars study a variety of math concepts in the context of cooking up a meal. For this math lesson, students calculate surface area and volume. They draw and interpret different types of graphs.
Curated OER
Where in the World?
Students explore how GPS works, the mathematics behind the technology, and how GPS is used. They find positions in one and two dimensions, and participate in a WebQuest that explores how math is used to find a location on Earth using GPS.
Curated OER
Finding Latitudes and Longitudes
Students analyze Columbus' rationale for sailing west, and find the latitude and longitude of modern and ancient place names.
Alabama Learning Exchange
Alex: Coordinate Geometry
Students will participate in several activities that will build their knowledge of coordinates graphing. Students will use ordered pairs to locate points on a grid. Students will also relate coordinate graphing to the real world through...