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.
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.
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.
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.
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.
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.
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.
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.
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.
Value/Supply Chain Management
By Weldon Faull
In this animated object, learners examine how to establish an effective supply chain that builds customer loyalty.
Excel: Complex Multiplication
Students view the steps for multiplying complex numbers in Excel.
Introduction to Class 3 Levers
In this interactive object, students view an animated depiction of Class 3 levers. A matching quiz completes the activity.
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.
Electric Pencil Sharpener: Process Planning
By Amy Gau
Students view photos of an electric pencil sharpener as it is disassembled. The learning object is intended to prepare students to be able to identify the components and create an assembly process in a future activity.
An Introduction to the Solderless Breadboard
In this learning activity you'll be introduced to the layout and operation of the solderless breadboard.
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.
Gear Ratio Concepts
In this animated object, learners examine the concept of gear ratios. The number of teeth, diameters, and velocity relationships are discussed and calculated using linear ratio equations. A quiz completes the activity.
Matchless Manufacturing Company: An Exercise in Lean Thinking
By Dan Ost
In this interactive lesson, students use critical thinking to determine the best lean manufacturing initiative when solving problems for the fictitious Batchless Manufacturing Company.
Parts Make an Assembly
Learners examine the relationship of individual parts in an assembly drawing. Assembly drawing notes, fabricated and purchased parts, and sectional views are explained briefly.
Displacement and Velocity Ratios
In this animated object, learners examine formulas for displacement and velocity ratios. They also view examples and calculate velocity and the velocity ratio.
Crank Slider Velocity
In this animated object, learners identify the basic parts and operation of a crank slider mechanism. They also follow the steps to use rotational input velocity to determine the linear output velocity of a slider component.
Work and Power
Learners examine the formulas for calculating work in ft-lb units and power in ft-lb/min. units. Practice problems are included.
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.