Students practice adding some of the basic prefixes to words in the English language.

Students add suffixes to base words to form nouns in this interactive lesson.

Learners test their ability to visualize an angled mount in this interactive exercise that features animated pictorial views.

Learners practice reading prints of a hub. They identify information located on the print and calculate missing dimensions.

In this animated activity, learners read about the types of lines found on blueprints. A quiz completes the activity.

Learners test their ability to visualize a holder in this interactive exercise that features animated pictorial views.

Learners test their ability to visualize a mounting wedge in this interactive exercise that features animated pictorial views.

In this learning activity you'll illustrate your ability to visualize a slotted block.

In this animated print reading exercise, the learner calculates missing dimensions and identifies surfaces on projected views.

Learners test their ability to visualize a three-step block in this interactive exercise that features animated pictorial views.

Learners examine how a radiation pyrometer converts the frequency of electromagnetic waves to a temperature reading.

In this learning activity you'll practice reading a micrometer.

Learners follow steps for reading a P&ID diagram of a closed-loop circuit.

Students identify the parts of a triple beam balance and practice measuring the mass of objects.

Learners read a passage and answer two questions based on the information found it that passage. Immediate feedback is provided.

Students take a 13-question quiz to practice reading 25- and 50-division Vernier height gages.

Learners study animations to see the connection between temperature and resistance as they examine the operation of an RTD. A table is used to convert resistance readings to the corresponding temperatures. A brief quiz completes the activity.

In this interactive object, learners examine sectional views used in engineering drawings. The sections shown are full, half, offset, aligned, revolved, and broken-out. Learners match drawings of sectional views with the names of the views.

In this screencast, students demonstrate an understanding of summary writing by reading step-by-step instructions and then summarizing short paragraphs. Examples of summaries that are poorly written, as well as those that are written well, are included.

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.