In this animated activity, learners read an explanation of the four different modalities (currents) used in electrotherapy.

The learner constructs a nail and identifies the terms relating to the structures of the nail in a matching exercise.

Learners complete a matching exercise as a quiz or as a review of state laws and rules pertaining to barbers and cosmetologists.

In this animated object, learners examine how the sensory, motor, mixed, and reflex nerves work in the human body.

In this animated object, learners examine the properties of the peptide bond and how the bond relates to the structure of hair.

In this animated object, learners examine the properties of the hydrogen bond and how the bond changes when hair is shampooed or styled.

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.

Learners examine the symbols and values that control surface roughness, waviness, and lay. A brief quiz completes the object.

Learners follow a step-by-step explanation of how to test fuses and circuit interrupting devices.

physical and chemical Perm terminology

vocab

Vocab

A simple pairing game, through the correct combination of reactants and products, to complete the chemical reaction equation.