In this learning activity you'll review the hazardous materials safety document which display an example of a SDS or MSDS (Material Safety Data Sheet).

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

In this animated object, learners examine how to find the center of gravity of a steel rod and of a two-dimensional shape.

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

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

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

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

In this interactive object, learners calculate a centroid of a composite area by first creating a chart. A short quiz completes the activity.

This learning object describes the equipment and supplies needed to document bloodstain patterns.

The learner sees photos of the spark patterns of various materials and their related properties.

Students will learn how to document bloodstains using roadmapping equipment materials

In this document you'll review photos of different types of drilling tools.

In this interactive object, learners answer 25 questions regarding part or assembly drawings. The basic areas of blueprint reading are covered.

Learners examine the relationship of individual parts in an assembly drawing. Assembly drawing notes, fabricated and purchased parts, and sectional views are explained briefly.

Learners read about the process of dividing industrial goods into the categories of entering, foundation, and facilitating.

Learners follow step-by-step instructions for creating a current-state map to identify how materials and information flow.

Learners read about the benefits of storing raw materials within 3 feet of the work area where they will be used.

Learners follow steps to size an interior grease interceptor in a plumbing system that is collecting deleterious materials from a commercial kitchen sink. A brief quiz completes the activity.

In this animated activity, learners examine why various materials are conductors, insulators, or resistors of current. A short quiz completes the learning object.

In this colorful, interactive object, learners examine how materials on the nanoscale compare with those on the macroscale. The focus is on the difference between macroscale and nanoscale gold in both color and melting point.