Explains what a protist is; introduces several protists, including diatoms, kelp, and the most complex single-celled organism: the paramecium; and includes a hands-on investigation of euglena's plant-like and animal-like characteristics.

Originally produced in 2000. Includes discussion questions, activities and web address for obtaining an investigation data sheet on discovering if Euglena prefer to be in the dark or the light. Teacher's guide includes presentation suggestions, program summary, vocabulary, discussion questions, activities, and additional resources. "Life science"--Container spine.