In this screencast, you will learn about the 24 time zones.
By Allen Reed, Douglas Jensen
In this animated activity, learners read about the properties of a rectangle and its components. They then work practice problems to find the perimeter and area of rectangles.
Solving Systems of Linear Equations Using the Substitution Method
In a series of practice problems, learners use the substitution method to solve systems of linear equations, also called "simultaneous linear equations."
Changes in Our World: Chemical and Physical
By Laurie Jarvis, Deb Simonson
In this animated object, learners examine the kinds of physical and chemical changes that occur in substances. They practice identifying examples of each.
The Regular Square Pyramid
Learners study the properties of a regular square pyramid and use geometric formulas to find volume and surface area.
Interpreting Engineering Drawings: Sheet Sizes
By Glenn Sokolowski
In this animated and interactive object, learners view American National Standard and International Standard sheet sizes. A quiz completes the activity.
Quality Basics: Quality Standards
By Mary Lee Rudnick-Kaun
In this learning activity you'll read descriptions of military standards, ANSI, ISO, calibration system standards and audit system reference standards. These topics would be important for the CQT (certified quality technician).
Gift Giving Around the World
By Virginia Kirsch
Giving gifts is an important part of conducting business around the world. Learners read about the kinds of gifts that are welcomed in various cultures, and which are not. A quiz completes the activity.
International Time Zones
Students read about the 24 time zones and make conversions.
International Exchange Rates
By Steve Anderson
In this learning activity you'll calculate exchange rates to determine the impact of prices of exports and imports.
Time management puzzle
Putting the correct pieces together to best manage your time
Measurement: What Is Precision?
You'll be able to identify the precision of an approximate number in measurement.
Unit Conversion: Time
You'll practice converting between units of measure for time.
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