|Second Look - Rate of Change|
Making Sense of Slope
Examples that can be used to develop the concept of slope as a rate of change through three modes of learning: visualization, verbalization, and symbolization.
A Natural Approach to the Number e
Building on prior knowledge of slope, this approach helps students develop the ability to approximate and interpret rates of change and lays a conceptual foundation for calculus.
Illuminations Lesson: Pedal Power
Students investigate slope as a rate
of change. Students compare, contrast, and make conjectures based on
distance-time graphs for three bicyclists climbing to the top of a mountain.
Algebra Standard for Grades 9-12
Instructional programs from prekindergarten through grade 12 should enable all students to—