The learner reads about the kinds of questions that are most effective to use on student questionnaires evaluating instruction. Generic evaluations are less helpful than evaluations focused on the specific types of instruction and learning expected in a content area. Sample questions are provided.

In this interactive object, learners review how to read a caliper. They then test their skills with eight practice questions.

Students work nine practice problems to determine total series inductance. Immediate feedback is given.

Learners review Kirchhoff's Current Law and work six practice problems. Feedback is given.

In this learning object you'll explore some frequently asked questions concerning steel rule usage.

Students solve practice problems on voltage, current, and impedance matching. Examples precede the problems.

Students work practice problems to calculate the total resistance of a circuit. Feedback is provided.

Students work five practice problems to determine the Thevenin voltage of DC circuits.

Learners review Kirchhoff's Voltage Law and work six practice problems. Feedback is given.

In this learning activity you'll practice solving for the total resistance of series-parallel DC circuits.

Students complete 10 practice problems.

In this learning activity you'll practice converting between hexadecimal and decimal and between hexadecimal and binary numbers.

Students complete 10 practice problems.

Students work practice problems in which the total resistance of the circuit is calculated. Feedback is provided.

Students complete 10 practice problems. These deal with the determination of series current, zener current, and load current, and if the zener diode is operating in the breakdown region.

Students work nine practice problems to determine the total inductance of a parallel circuit. Immediate feedback is given.

In this interactive object, students work 11 practice problems and solve for total resistance and current, the current through each resistor, the voltage across each resistor, and the power dissipated.

Students work six practice problems to determine the total capacitance of a series circuit. Immediate feedback is given.

Students practice adding prefixes to a variety of words in the English language.

Students work five practice problems to determine the Thevenin resistance of DC circuits.