1 - 12 of 107 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 Measure Elephant Populations?

In this activity, students use an interactive tool to simulate how scientists collected and used sample data to estimate elephant population sizes.

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

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

Model Builder

This interactive tool introduces students to building scientific models. Educators can use the tool to create assignments and, in some cases, automatically grade student models. 

Science Practices
Tools
High School — General
High School — AP/IB
College

Modeling Disease Spread

This interactive module can be used to model infectious disease spread in a population. It includes background on the SIR model and two simulators for modeling disease spread on different scales. 

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

Spread of a Lactase-Persistence Allele

This activity guides the analysis of a published scientific figure from a study that investigated how human populations might adapt to milk consumption, both genetically and culturally. 

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

Habitat Size Impacts Arthropod Species

This activity guides the analysis of a published scientific figure from a study that explored the relationship between species number and habitat size for arthropods living on desert shrubs.

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

Habitat Isolation Impacts Arthropod Species

This activity guides the analysis of a published scientific figure from a study that explored the relationship between species number and habitat isolation for arthropods living on desert shrubs.

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

Habitat Fragmentation Impacts Arthropod Species

This activity guides the analysis of a published scientific figure from a study that explored habitat fragmentation and corridors in a model ecosystem.

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

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

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