1 - 12 of 25 results

The Breathing Biosphere and Human Contribution

In this Click & Learn, students explore factors that contribute to patterns seen in the Keeling Curve: a continuous record of atmospheric CO2 starting in 1958.

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

Interactive Exploration of Coral Bleaching

The added information provided at pause points within the animation Coral Bleaching allows for a richer exploration of coral reefs, symbiosis, and other topics in biology.

Microbiology
Ecology
Environmental Science
Interactive Videos
High School — General
High School — AP/IB
College

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

What van Leeuwenhoek Saw

This activity complements the animated short video Seeing the Invisible. Students explore concepts related to relative size and scale using cards of cells and microorganisms.

Microbiology
Science Practices
Card Activities
High School — General

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

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

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

Interactive Assessment for Popped Secret: The Mysterious Origin of Corn

A number of questions are embedded within the short film Popped Secret: The Mysterious Origin of Corn, which explores the genetic and archaeological evidence that corn was domesticated from a wild Mexican grass called teosinte.

Genetics
Anatomy & Physiology
Evolution
Interactive Videos
High School — General
High School — AP/IB
College