Curated OER
How Much Energy Do You Use?
Students take a survey of energy-consuming appliances in their homes and calculate the daily cost of operating these machines. They identify those appliances that consume the most energy and consider ways to reduce the amount of energy...
Curated OER
Whole Lotta Shaking Going On
Students explore earthquake activity in California. They observe the historical data and create databases and graphs of the earthquakes. Students analyze the data and form a hypothesis about future earthquakes.
Curated OER
Figuring Elapsed Time
Learners discover the concept of elapsed time. For this calculating time lesson, students utilize the Internet to complete record sheets based on the concept of elapsed time. Finally, the learners answer questions on their own.
Curated OER
Clock Arithmetic and Cryptography
High schoolers investigate modular clock arithmetic and cryptography. They perform basic operations in modular (clock) arithmetic and encode and decode messages using simple shift and affine ciphers.
Curated OER
Comparing Fractions
Students discuss the nature of fractions and compare fractions based on a similar whole to determine relative size.
Curated OER
Clock Arithmetic and Cryptography
Students explore the concept of modular arithmetic and cryptography. In this modular arithmetic and cryptography lesson, students use applets to explore modular arithmetic using a clock and Caesar Ciphers. Students exchange their ciphers...
Curated OER
Bar Graph Lesson
Young scholars make a bar graph. In this graphing lesson, students discuss why bar graphs are used and are shown bar graph examples. Young scholars create their own bar graph to compare the heights of different things around the world....
Curated OER
Modular Arithmetic
Learners investigate modular arithmetic and how to use it to solve real world problems. In this modular arithmetic activity, students use computers to work on modular arithmetic after a teacher guided activity. They complete guided...
Curated OER
Mean, Median, and Mode
Fifth graders compute the mean, median, and mode of sets of numbers.
Curated OER
Tracking Your Favorite Web Sites
Ninth graders track the hit count on their favorite web sites. In this Algebra I lesson, 9th graders record the number of hits on their favorite web site for twenty days. Students explore the data to determine if the relation defines a...
Curated OER
Addition Review
Students explore the concept of addition as used in the subject of Algebra while reviewing the different methods using a number line. The instructional activity includes examples for students to use for scaffolding for group work or...
Curated OER
Who Built That NYS Thruway Bridge Anyway?
Students discover how engineers determine the best designs for bridge construction. They see how bridge constructions relates Engineering to Geometry. They see the implications and consequences of bridge design on your community/world.
Curated OER
Conserving Resources by Watering Efficiently
Students determine a watering schedule that promotes healthy grass growth. In this plants and natural resource conservation activity, students plant grass seed in liter bottles and follow two different schedules that include "more...
Curated OER
Are Taxes "Normal?"
Students explore the concept of normal distribution. For this normal distribution lesson, students find the normal distribution of taxes in the 50 US states. Students make histograms, frequency tables, and find the mean and median of tax...
Curated OER
Algebra I: The Play
Learners create their plays to demonstrate concepts from Algebra I. They collaborate in small groups to add music and dancing to their plays. They analyze the suggestions from the previous class as they revise their plays.
Curated OER
Algebra I: The Play
Learners revise their Algebra plays. They collaborate in small groups to work on different aspects of the play and report to the class. They make modifications to their plans and review the Musical Rubric to incorporate the concepts...
Curated OER
A McTrip Back In Time
Students pretend they are time-travellers and travel back to 1954 to a McDonald's Restaurant to see how prices have changed. They need to add and subtract money with regrouping.
Curated OER
What on Earth is Greater Than?
Students compare things that are greater than, less than, or equal to, compare the Earth to other planets, and list planets from greatest size to smallest size.
Curated OER
Opening A Cube
Fifth graders investigate mathematical concepts related to the construction of a three dimensional cube. They construct the cube from two dimensional patterns and compute the surface area. Students also define the faces, edges, and...
Curated OER
Area of Complex Figures
Fifth graders use formulas for calculating areas of squares and rectangles to find area of complex figure, compare their own ideas with their classmates' ideas, and recognize that there are multiple methods for finding area of complex...
Curated OER
Knowing North: Understanding the Relationship Between Time and The Sun
Students determine how to find North using a watch and their shadow. In this finding North lesson, students go outside on a sunny day and work with their shadow and a wrist watch to find out which direction that North is. They examine...
Curated OER
Square Root Activity
Students solve problems using square roots. In this algebra instructional activity, students add, subtract, and multiply square roots. They match the correct answer to the root they are solving.
Curated OER
Application of Parabolas
Students graph quadratic equations. In this algebra lesson plan, students relate the parabola to real life applications. They identify the maximum and minimum of the parabola.
Curated OER
Angles Lesson Plan
Students stud angles, and then play the "What's Your Angle?" game. They complete at least 10 computer generated problems from the Angles Applet.