For Teachers

It may be yucky, but someone has to teach it

The Urinary Track handout 

Excretory System lesson plan with handouts (grade 11)

Why is Excretion Necessary for Life? 

Kidney Worksheet

Excretory System - Free Presentations in PowerPoint format for K-12 Science 

See Also: Body Systems

For Kids

Games & Kids Sites 

Resources

Urinary Track slides

Free Clip Art

Free Presentations in PowerPoint format for K-12 Science 

Video Clips for Science