1 - 12 of 23 results

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

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

Salt Stress Impacts Photosynthesis in Algae

This activity guides the analysis of a published scientific figure from a study that investigated how salt affects the electron transport chain.

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

Seed Dispersal in Tropical Forests

This activity accompanies the video Seed Dispersal and Habitat Fragmentation. Students use data from published studies to understand patterns of seed dispersal and apply these ideas to the design of a conservation area.

Anatomy & Physiology
Ecology
Science Practices
Lessons
High School — General
High School — AP/IB
College

Stalking the Genetic Basis of a Trait

This activity supports the film Popped Secret: The Mysterious Origin of Corn. Students analyze data on the expression of the tb1 gene to explain how variations in this gene played a role in the evolution of corn.

Genetics
Anatomy & Physiology
Evolution
Science Practices
Lessons
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

Dating Corn Domestication Using Carbon Isotopes

This activity guides the analysis of a published scientific figure from a study on prehistoric human food sources. In this study, scientists used carbon isotopes to determine how the advent of agriculture affected human diets.

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

Selective Breeding in Maize

This activity guides the analysis of a published scientific figure from the world’s longest-running controlled artificial selection study, in which scientists tested whether they could use selective breeding to change the protein concentration of maize (corn).

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

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

Spreadsheet Tutorial 5: Histogram

In this activity, students explore different ways of constructing a histogram using Excel or Google Sheets. Students apply what they learned by plotting beak size measurements of Galapágos finches before and after a drought.

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

The Teosinte Hypothesis

In this activity, students further explore the short film Popped Secret: The Mysterious Origin of Corn, by working through the mathematical concepts behind George Beadle’s claim that teosinte is the wild ancestor of maize.

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

Natural Selection and the Evolution of Darwin’s Finches

In this activity, students develop arguments for the adaptation and natural selection of Darwin’s finches, based on evidence presented in the film The Beak of the Finch.

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