Students read about the importance of the Apgar score in assessing the newborn after delivery. Each sign of the Apgar score is identified with illustrations to help the student recognize the proper rating.

The tubehead is a sealed, heavy metal housing that contains the x-ray tube that produces dental x-rays. This learning object will provide students with practice identifying and labeling the dental x-ray tubehead.

Explore what passive transport diffusion is and how it moves water through a membrane.

In this animated and interactive object, learners identify the parts of the cardiovascular system and examine blood flow.