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.
Indirect Measurement Instruments
By Kelly Curran
The learner will define indirect measurement, identify common indirect measuring tools, and select the proper measuring tool for the situation.
The Dial Caliper
By Barbara Anderegg
Learners review guidelines for the proper use of a dial caliper. Illustrations appear throughout the learning object.
How to Read a Caliper
In this interactive object, learners review how to read a caliper. They then test their skills with eight practice questions.
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.
Reading Vernier Height Gage Quiz
Students take a 13-question quiz to practice reading 25- and 50-division Vernier height gages.
Print Reading: An Alphabet of Lines in Print Reading
In this animated activity, learners read about the types of lines found on blueprints. A quiz completes the activity.
Reading a Micrometer
By Sue Silverstein
In this learning activity you'll practice reading a micrometer.
Sine Bar Quiz
In this learning activity you'll calculate sine bar problems.
Calculating Lengths for Tube Bending
By Dave Hoffman
The learner reads an explanation of how to determine lengths for tubing and pipe bending and then performs calculations in an interactive exercise. Two methods for determining angle bends are shown. A calculator is required.
In this learning activity you'll examine how a sine bar is used to measure angles.
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.
Calculating Blank Size for Rolled Sheet Metal
In this interactive object, students read how to calculate the blank size for cylinders in a three-roll pinch roller. A calculator is required for the brief quiz that completes the activity.
Determining Punch & Dies for Press Brake Forming
Introduction to selecting the proper punch and die for air bending or bottoming when forming on a press brake. Includes charts and methods for selection.
GD&T: Geometric Characteristic Symbols
In this interactive object, learners test their knowledge of 14 geometric tolerance control symbols.
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.
Lathe Project: Turning Using a Digital Readout
By Thaddeus Hetzer
Users read work instructions and view a drawing and calculations for turning on a lathe using a digital readout.
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.
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.
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.
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.
Marvel Saw: Interactive Programming - CNC
In this simulation, learners follow 10 steps to program a job to saw metal. This activity includes a video clip.
Calibrating a Depth Micrometer
In this learning activity you'll review the steps for calibrating the length of depth micrometer measuring rods.
Project Sheet: Lathe Maintenance
This is a project that gives steps to complete the activity.