In this animated activity, learners view the various hand, arm, and shoulder muscles in action. The students test their knowledge of the location of the muscles in a drag-and-drop exercise.

Students view the 10 major bones of the skull and read a description of each bone.

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

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

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.

Get points for your knowledge on covalent bonding and covalent substances.

Diffusion and Osmosis

This game is similar to Who Wants to be a Millionaire but asks questions about naming ionic compounds.

Ask it: SemesterHelp to Review for Semester Exam Chemistry