1 - 12 of 61 results

Why Can Some Digest Dairy and Others Cannot?

In this activity, students investigate the phenomenon of lactase persistence by making sense of a series of data sets.

Biochemistry & Molecular Biology
Genetics
Evolution
Lessons
High School — General
High School — AP/IB
College
Image of a woodpecker on a tree.

Woodpecker Wars

Release Date
Duration 00:27:59

Scientists, soldiers, and landowners collaborate to save the endangered red-cockaded woodpecker at a North Carolina army base.

Image of a beaver swimming.

Beaver Fever

Release Date
Duration 00:27:48

The return of beavers to the British countryside is boosting biodiversity, reducing storm-induced flooding, and restoring wilderness to an over- manicured landscape.

Inbreeding in Island Wolves

This activity guides the analysis of a published scientific figure from a study that explored inbreeding depression in a small, isolated population of wolves.

Genetics
Evolution
Environmental Science
Science Practices
Data Points
High School — General
High School — AP/IB
College

What Causes Different Fur Colors?

In this inquiry-based activity, students investigate the phenomenon of fur colors in rock pocket mice to connect genotypes to phenotypes and molecular genetics to evolution.

Genetics
Evolution
Lessons
High School — General
High School — AP/IB

Red Tattoo

This activity explores an image of tattoo ink particles inside cells, which serves as a phenomenon for learning about the structure and color of human skin.

Cell Biology
Anatomy & Physiology
Phenomenal Images
High School — General
High School — AP/IB
College

Coloration in Vertebrates

This activity explores images of animals with a mutation that affects coloration, which serve as phenomena for learning about skin color genetics and evolution.

Biochemistry & Molecular Biology
Anatomy & Physiology
Evolution
Phenomenal Images
High School — General
High School — AP/IB
College

Analyzing Data on Tuskless Elephants

This data-driven activity accompanies the video Selection for Tuskless Elephants. It engages students in analyzing data to make evidence-based claims about the occurrence of tusklessness in elephant populations.

Evolution
Science Practices
Lessons
High School — General
High School — AP/IB
College

Understanding Global Change

This interactive module allows students and educators to build models that explain how the Earth system works. The Click & Learn can be used to show how Earth is affected by human activities and natural phenomena.

Environmental Science
Earth Science
Tools
High School — General
High School — AP/IB
College

Human Origins

This interactive module allows students to examine fossils of early humans and compare them to modern primates.

Anatomy & Physiology
Evolution
Click & Learn
High School — General
High School — AP/IB
College

Tiktaalik Fossil: Skull

This model shows the skull of Tiktaalik, a vertebrate that existed about 375 million years ago and had features of both fish and tetrapods (four-limbed animals).

Anatomy & Physiology
Evolution
Science Practices
3D Models
High School — General
High School — AP/IB
College

Tiktaalik Fossil: Body

This model shows the skeleton of Tiktaalik, a vertebrate that existed about 375 million years ago and had features of both fish and tetrapods (four-limbed animals).

Anatomy & Physiology
Evolution
Science Practices
3D Models
High School — General
High School — AP/IB
College