Exploring equations for lines, parabolas, and tangents using the Geometer's Sketchpad. By Phildelphia area teacher Ruth Carver. Rule, Graphs, Discuss. Also some graphing. Students will explore the Pythagorean Theorem using information from Internet and subsequent activities.
Students use current weather data to observe the relationship between temperature and humidity.
Students use Internet bluebook data to plan a car purchase. Students use current currency exchange information to plan a trip. This lesson teaches elementary functions in a practical and current way. Given a set of money, students will be able to compute the time and money occurred in taking a vacation by using the distance formula and adding.