Developed by the ABCs of Construction National Workplace Literacy Project, these seven workbooks are designed to enhance the basic skills of pipefitters. Reading and Solving Basic Pipefitting Problems #1 defines and uses eight basic terms pipefitters need to know, reviews steps a pipefitter must take to identify and solve a simple pipefitting problem, and includes simple problems to find "take out" and welder's gaps. Reading and Solving Basic Pipefitting Problems #2 reviews seven basic terms pipefitters need to know, uses each term while solving 45 pipefitting problems, introduces a five-step method to solve pipefitting problems, and provides practice exercises. Practicing Problem Solving for Pipefitters uses pipes velcroed onto a wall to practice real pipefitter problems, using the five-step method. Exercises are designed to help the worker transfer the method to handling a real-world pipefitting problem. Basic Vocabulary for Pipefitters depicts and explains 11 terms and has a fill-in-the-blanks exercise. Basic Trig for Pipefitters explains right angles, teaches the worker how to "see" one in pipe elbows, reviews what the sides of a triangle are called, practices how to see them in a pipe elbow, shows the worker how to use a trigonometry chart to find tangents, and includes practice exercises. Reading and Solving Pipefitter Take Out Problems shows what a "take out" is, provides exercises on finding one, shows how to read "The Pipefitters Blue Book" to find tangents, and provides practice exercises. Reading and Solving Basic Pipefitting Problems # 3 introduces four steps to solve simple offset problems when the elbows are not 45 or 90 degrees and provides simple offset examples and problems. (YLB)