EngageNY
Logarithms—How Many Digits Do You Need?
Forget your ID number? Your pupils learn to use logarithms to determine the number of digits or characters necessary to create individual ID numbers for all members of a group.
Curated OER
Magnitude of the Richter Scale
Young scholars examine how a Richter scale operates. They create a booklet illustrating each rating on the scale. They discover how engineers use different measurement tools.
Curated OER
Properties of Logarithmic Functions
Students solve exponential functions. In this algebra lesson plan, students identify the properties of logarithmic and exponential functions. They graph their functions and solve using change of base formula.
Curated OER
Exponential and Logarithmic Equations
In this Algebra II/Pre-calculus activity, students solve logarithmic and exponential equations in problem solving situations. The three page activity contains eleven problems. Answers are not provided.
Radford University
Earthquake Problem
Shake up things in the classroom. The unit uses earthquakes to bring a real-life connection to finding arc lengths, logarithms, and equations of circles. Small groups determine whether particular towns would have felt an earthquake after...
Curated OER
Graphing Functions
In this graphing functions worksheet, high schoolers write functions in logarithmic and exponential forms. They evaluate logarithms and determine the inverse of a function. Students graph functions. This six-page worksheet contains 20...
Curated OER
Earthquake, Earthquake, Read All About It!
Students utilize the U.S. Geological Service web site. They research the various types of scales used to measure earthquakes and classify different situations on the scale. They write a story about a town that has just experienced a quake.
Curated OER
Discovering Math Concepts in Advanced Algebra
Students explore the concept of Chinese contributions in mathematics. In this Chinese contributions in mathematics lesson, students research Chinese achievements in mathematics. Students solve 3x3 systems of equations using the method...
Curated OER
Earth Science: In Depth Look at Earthquakes
Students engage in an interactive Internet lesson covering the reasons and results of earthquakes. After reading eyewitness accounts and viewing animations, they use seismograms to measure and locate the epicenters. In an ongoing study,...