Welcome to Ask A Biologist. This site has a large collection of biology learning materials that includes stories, games, activities, videos, and a podcast.

You might think of your parents as being old, or being fairly young; maybe they are many years apart in age. Did you know that parental age may affect the likelihood that a child will develop a brain disorder? 

There are more genders than just “man” or “woman” that a person can identify as. Let’s explore a variety of gender identities and learn about their history.

Colors are not just for humans. In fact, Mother Nature has been playing with color and love for very long time. What are these colors of love? Are they all the brightest and boldest colors, or is there more to the story?

Whether coming up with new methods for microscopes, or finding out new things about photosynthesis, Petra Fromme loves the process of discovery.

Here is something special you can add to your trick-or-treating this year. Find out if there are vampire bats waiting to drink your blood - or if we really have a funny bone in our body? These are just a few of the things Dr. Biology and his guests Rebecca Fisher and

Dive into the behavior and physiology of two different primate species that are helping biologists explore the science of stress, aging, and immunity. Dr. Biology sits down with scientist Noah Snyder-Mackler from Arizona…

An interview with biologist Dave Pearson research professor in the School of Life Sciences at Arizona State University and Audubon environmental educator Cathy Wise. Dr. Biology learns from his two guests that bird watching is pretty cool and fun.
An interview with biologist Tina Wilson from the Desert Botanical Garden in Phoenix Arizona. Listen in as Dr. Biology learns how cacti and other desert plants keep their cool.
a cartoon of the temperate forest

Temperate Forest

Read Taking in the Temperate Forest and then take this quiz to test your knowledge!

COVID-19 game simulation

COVID SIM Pandemic Simulation

Explore COVID SIM

In the COVID-19 pandemic, how much does wearing masks and distancing matter? How important is it to get vaccinated? You can…

Manduca Caterpillar Growth Experiment

Manduca Caterpillar Growth Experiment

Dr. Biology has teamed up with with the scientists in the laboratory of Jon Harrison and started an experiment to see how different temperatures can change how an animal grows. The Virtual…

A clean glass of water with sparkles around it.

Water Activities Central

Visit Water Activities Central

Water is an essential part of our lives. It keeps us alive, helps to grow our food, helps keep our…

Learn about the peppered moth

Picking off the Peppered Moth

Play the Peppered Moths Game

Get your beaks ready, it's moth-hunting time. In the Peppered Moths Game, you take on the role of the hunter and…

Human skeleton game

Skeleton Viewer

Explore the Skeleton Viewer

To explore the bones of the human skeleton, check out our Skeleton Viewer. Take a look further inside of a bone…

A snake in an underground burrow.

Desert Survivor

Play Desert Survivor

In this story-based game, you are a young rattlesnake learning to survive in a harsh desert environment. You'll search…

Nano building game

Nano Building

Play the Bionanoengineering Game

Basic building patterns can be used to think about how technologies are built at the nano-scale. Try your hand…