In this learning activity you'll practice calculating an inverse variation problem.

In this animated and interactive object, learners follow two methods for converting a hexadecimal number to a decimal number. They test their knowledge in exercises at the end of the learning object.

In this learning activity you'll practice calculating a joint variation problem.

In this learning activity you'll identify and calculate the area under the normal curve specified by given z-scores.

In this teaching and learning aid, the user can alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.

Learners alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.

Learners alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.

Learners alter circuit variables and view how these changes affect circuit voltage, current, reactance, impedance, and phase angle.

Learners read a description of how an oscilloscope is used to measure the frequency of a sine wave.

Choose the best option to complete the sentence.

Questions on distribution, taking out a common factor, and combining like terms.

Choose the answer you think fits best. For every correct answer you will get closer to the hive!

Fill in the blanks using the correct adverb of frequency. Use the percentage as a clue to the answer.