Learners answer questions about ferrous metals and alloys using a game show format. Immediate feedback is provided.

Learners read how to identify a manufacturer's value streams - the first step to value stream mapping.

In this animated object, learners examine how to establish an effective supply chain that builds customer loyalty.

Learners examine the use of the tolerances displayed in a title block by calculating the minimum and maximum allowable size of a fabricated part. In a brief quiz, students determine whether a part is usable or should be scrapped.

Students read how to lock a cell that is being referenced in a formula so that it does not automatically show an increment when the formula is copied.

In this animated object, learners examine the operation of a zener diode in the forward and reverse bias conditions. A quiz completes the activity.

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 read the common abbreviations used in engineering drawings and then test their knowledge in three short exercises.

Students read how to use the IMCONJUGATE() function to convert complex numbers to their conjugate in rectangular form.

This learning object introduces the student to the calculations involved in a sieve analysis -- including percentage retained and percentage passed.

Students read how to determine and calculate the saturated density for a given sample of soil or aggregate, based on the mass-volume relationship. Practice problems complete the activity.

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.

In this animated object, learners examine what happens to lead and cycle times when the batch size is reduced.

Learners examine the complex number function to convert real and imaginary coefficients into a complex number.

Students follow the correct keystrokes to calculate the logarithm of a number.

In this interactive object, learners use the Pythagorean Theorem to calculate forces.

Learners examine pictorial drawings used in engineering including sectioned and exploded drawings. A sketching quiz is provided to help the learner create simple pictorial sketches by using orthographic views and an isometric template.

Students read how to use the DEGREES() function to convert radians to degrees.

In this interactive object, learners use the Law of Cosines to calculate forces.

In this animated and interactive object, learners calculate the area and centroid of a circle.

In this interactive and animated object, learners apply the Law of Sines to determine forces using a TI-86 calculator.

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.

In this animated object, learners read the dimensions of the different types of vehicles typically considered in highway design.

Learners examine ways to eliminate or minimize the wastes found in business processes. A matching exercise completes the activity.

Learners examine how to raise a number to a power using the TI-83 Plus calculator. Sample problems are given using both real and complex numbers.