Handout
Sophia Learning

Sophia: Red Blood Cells and Hemoglobin

For Students 9th - 10th
This lesson will examine the structure and function of red blood cells (i.e., erythrocytes), how new red blood cells are produced, and the role of hemoglobin in transporting oxygen.
Handout
WebMD

Web Md: Complete Blood Count (Cbc)

For Students 9th - 10th
This site from WebMD provides an extremely detailed description of a complete blood count, how it is taken, what it measures, and what the results tell you. Links to important terms within the text and a chart that shows average amounts...
Handout
Other

Dr. Hull: Parents' Common Sense Encyclopedia: Cbc, Complete Blood Count

For Students 9th - 10th
Chart giving the normal ranges in a complete blood count or CBC. Looks at white blood cells, hemoglobin, hematocrit, red blood cells, platelets, and average red cell size. Click on highlighted terms for more information about them.
Activity
TeachEngineering

Teach Engineering: Simple Coulter Counter

For Teachers 10th - 12th
Students build and use a very basic Coulter electric sensing zone particle counter to count an unknown number of particles in a sample of "paint" to determine if enough particles per ml of paint exist to meet a quality standard. In a lab...