1 - 12 of 72 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 fish jumping out of water.

The Beautiful Undammed

Release Date
Duration 00:27:51

After a dam removal on Washington’s Elwha River, scientists are chronicling a story of ecological rebirth. Recovering salmon populations are transferring critical nutrients from the ocean into the forests, enriching the entire ecosystem.

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

Energy Flow through Ecosystems

This Click & Learn traces the flow of energy from the Sun all the way to cells within organisms. The embedded questions and calculations guide students’ understanding of how energy is distributed through a variety of ecosystems.

Ecology
Science Practices
Click & Learn
High School — General
High School — AP/IB

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

Evolution of Ant-Mimicking Beetles

This activity guides the analysis of a published scientific figure from a study that explored the evolutionary origins of parasitic beetles that mimic army ants.

Anatomy & Physiology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College

Nutrient Cycling in the Serengeti

In this activity, students engage with an example from the Serengeti ecosystem to illustrate the exchange of nutrients between plants, animals, and the environment.

Microbiology
Ecology
Earth Science
Card Activities
High School — General
High School — AP/IB
College

Lizards in Hurricanes

This activity explores images of anole lizards subjected to strong winds, which serve as phenomena for learning about natural selection and the impacts of extreme climate events.

Anatomy & Physiology
Evolution
Earth Science
Phenomenal Images
High School — General
High School — AP/IB
College

Lizards in the Cold

This activity guides the analysis of a published scientific figure from a study that investigated how anole lizards may adapt to extremely cold temperatures.

Anatomy & Physiology
Evolution
Earth Science
Science Practices
Data Points
High School — General
High School — AP/IB
College

Sodium Channel Evolution in Electric Fish

This activity guides the analysis of a published scientific figure from a study that investigated how gene duplication contributed to the evolution of electric fish.

Genetics
Anatomy & Physiology
Evolution
Science Practices
Data Points
High School — General
High School — AP/IB
College

Why Two Heads?

This activity explores images of planarians regenerating missing body parts, which serve as phenomena for learning about cell division and differentiation.

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

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