You may not know if that zebrafish in your fish tank is a model citizen—but it is definitely a model organism! What can we learn about ourselves from a tiny zebrafish? Discover more about the polygenic trait of skin color through a...

When you get to the heart of the matter, you learn a lot about an organism by studying its circulatory system! A perfect resource for a zoology or anatomy class, the simulation gives users a peek inside a variety of vertebrates to...

One of the most striking pieces of evidence for Darwin's Evolution of Species was his observations of finches and how their beaks differed from island to island, depending on their primary food sources. So what would happen to the theory...

At one point, all mammals carried only two color receptors, but now most humans carry three. An informative presentation and hands-on activity demonstrate how this evolved through genetics. By participating in the activity, pupils...

Need an a-maize-ing lesson to show your class how regulatory genes work? If you use the well-written resource, they'll be all ears! Biology scholars discover the gene responsible for the evolution of the modern-day corn plant through a...

Which characteristics make organisms unique? Dichotomous keys simplify the process of classifying organisms by focusing on these unique characteristics. Young scholars learn how to use the dichotomous key flow chart by creating their own...

Kwanzaa is the focus of a three-part lesson that celebrates the history and traditions of the holiday. Before lighting the Kinara, scholars listen to a read-aloud of Seven Candles of Kwanzaa by Andrea Davis Pinkney. Learners express...