1 - 12 of 35 results

How Do Some Cells Affect Mouse Color?

In this phenomenon-driven activity, students investigate how cells are signaled to make melanin and explain how mutations in melanin pathway proteins affect the coat color of various organisms.

Cell Biology
Genetics
Lessons
High School — General
High School — AP/IB
College

How Can We Explain Evolutionary Relationships among Species?

In this inquiry-based activity, students engage in science practices to figure out ways environmental factors drive the natural selection and adaptation of Galápagos finches.

Evolution
Science Practices
Card Activities
High School — General
High School — AP/IB

Activity for Out of the Ashes

This activity explores the concepts and research presented in the short film Out of the Ashes: Dawn of the Age of Mammals, which explores how life on Earth recovered after a major asteroid impact.

Evolution
Earth Science
Film 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

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

Skin Color and Human Evolution

This activity guides the analysis of a published scientific figure from a study that investigated genetic factors contributing to skin color differences, particularly within African populations.

Genetics
Evolution
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

Root Movement

This activity explores images of plant cells and structures, which serve as phenomena for learning about how plants respond to stimuli.

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

Sleep Clears β-amyloid from the Brain

This activity analyzes a published scientific figure from a study that investigated the biological importance of sleep. In this study, scientists tested whether sleep plays a role in removing harmful substances from the brain.

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

Written in Chalk

This activity explores images of chalk formations and coccolithophores, which serve as phenomena for learning about the interactions between biological and geological processes.

Microbiology
Earth Science
Phenomenal Images
High School — General
High School — AP/IB

Spreadsheet Tutorial 4: t-Test

In this activity, students explore different ways of calculating t-values and performing t-tests using built-in functions in Excel or Google Sheets. Students apply what they learned by plotting beak size measurements of Galapágos finches collected before and after a drought.

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