Basic Types of Dimensioning Used in Engineering Drawings
By Kelly Curran, Glenn Sokolowski
Learners examine the basic types of dimensioning including unidirectional and aligned systems, and linear, aligned, angled, arrowless, chain, datum, chart, tabular, radius, diameter, typical, and reference dimensions.
Orthographic Projection #1
By Glenn Sokolowski
In this interactive and animated object, learners examine orthographic projection and the Glass Box Theory. Front, side, and top view development is demonstrated with pictorial views of each object to help develop 2D to 3D visualization skills.
Digital Terrain Model (DTM): Determining Contour Location
By Steve Whitmoyer
Learners read how to determine the location of a contour for a specific location given a TIN.
Weight - Volume Relationships: Water (Moisture) Content
This interactive learning object demonstrates how the moisture content is determined for a given sample of soil or aggregate.
Basic Elements of Dimensions Used in Engineering Drawings
In this interactive object, students explore the basic elements and common terms associated with dimensions and leaders. A quiz completes the activity.
Identifying Lever Classes
By James Bourassa
In this interactive object, learners read an introduction to Class 1, Class 2, and Class 3 levers and then take a quiz.
Powers of Ten: The Proper Use of Symbols
By Patrick Hoppe
Students read about the six common terms used to represent the powers of ten in the field of electronics and complete two matching exercises.
Calculating Horsepower, RPM, and Torque
By James Bourassa, John Rosz
In this animated and interactive object, learners examine the formula for horsepower and work practice problems.
Brain Exercise: Visualization #3
Learners develop 3D visualization skills by examining front, side, and top orthographic views of objects. Using this information, students select the corresponding isometric view of each object.
The Zener Diode
By Terry Bartelt
In this animated object, learners examine the operation of a zener diode in the forward and reverse bias conditions. A quiz completes the activity.
Lean/Six Sigma Culture
By Kaye Krueger
Learners read about the characteristics of a lean/six sigma culture.
Basic Types of Lines Used in Engineering Drawings
In this highly interactive object, learners associate basic line types and terms with engineering drawing geometry. A quiz completes the activity.
GD&T: Geometric Characteristic Symbols
In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.
In this interactive object, learners examine standard and metric thread specifications used in engineering drawings. In a brief quiz, they identify various internal and external thread representations.
Value/Supply Chain Management
By Weldon Faull
In this animated object, learners examine how to establish an effective supply chain that builds customer loyalty.
Analyze a Part Drawing
In this interactive object, learners answer 25 questions regarding part or assembly drawings. The basic areas of blueprint reading are covered.
In this interactive object, learners view various components of gears and read descriptions of them. Learners then identify the location of each of these components in a drag-and-drop exercise.
Weight-Volume Relationships: Degree of Saturation
Students read how to determine and calculate the degree of saturation for a given sample of soil or aggregate based on the weight-volume relationship.
Basic Symbols Used in Engineering Drawings
Learners examine the drawing symbols used for counterbore, countersink, spotface, radius, diameter, and depth. In the quiz that completes the activity, they associate these symbols with machining applications.
Introduction to Class 3 Levers
In this interactive object, students view an animated depiction of Class 3 levers. A matching quiz completes the activity.
Weight-Volume Relationships: Saturated Unit Weight
Students read how to determine and calculate the saturated unit weight for a given sample of soil or aggregate, based on the weight-volume relationship. Practice problems complete the activity.
Digital Terrain Model: Extrapolation of Elevations
Students read how to determine the elevation of an alignment or cross section where it crosses the TIN.
Excel: Complex Multiplication
Students view the steps for multiplying complex numbers in Excel.
Brain Exercise: Visualization #1
In this interactive object, learners practice their 3D visualization skills by identifying the correct isometric view of an object. Front, side, and top orthographic views are shown.
Calculating Belt Velocity and Horsepower
In this interactive object, learners are given the RPM, the pulley diameter, and the force, and proceed to calculate belt velocity and horsepower.