Howard Hughes Medical Institute
Natural Selection and Evolution of Rock Pocket Mouse Populations
Can evolution repeat itself? Scholars analyze amino acid data in two separate populations of mice. They learn that evolution repeats itself, but natural selection prefers some mutations over others in different environments. Analysis...
Howard Hughes Medical Institute
The Molecular Evolution of Gene Birth and Death
More than 90 percent of humans' DNA doesn't code for anything! Scholars watch a presentation as they answer questions relating to gene mutations. They read details, watch videos, and view animations supporting the concepts. The questions...
Howard Hughes Medical Institute
Icefish Blood Adaptations: Viscosity
Most fish freeze to death when the water is too cold, yet some fish live in the Southern Ocean where the water is often below freezing. Scholars use two models representing the blood from most fish versus the blood from Antarctic fish....
Howard Hughes Medical Institute
How Do Fibers Form?
The proteins inside a cell determine the shape of the cell. While most red blood cells have a circular shape, those with sickle cell take the shape of a sickle. This change in shape causes multiple issues in the system. Scholars solve...
Howard Hughes Medical Institute
Population Genetics, Selection, and Evolution
The Hardy-Weinberg principle states that alleles and genotypes remain constant in the absence of evolutionary influences. Scholars complete a simple hands-on activity applying the Hardy-Weinberg principle to sample data. They observe how...
Howard Hughes Medical Institute
Weighing the Evidence for a Mass Extinction Part 2: On Land
What can fossils tell us about periods of extinction? Young scholars interpret fossil layers to make conclusions about changes in life during different geological time periods. They analyze the fossils for abundance and diversity as well...
Biology Junction
Land Biomes
Biomes share similar climates and ecosystems, despite being separated geographically on the planet. A presentation introduces the six most common land biomes. It focuses on the commonalities in climate, plants, and animals with many...
Biology Junction
Water Biomes
Water covers more than 70 percent of Earth's surface. Scholars learn about both freshwater and saltwater biomes in a simple presentation. They compare and contrast the differences in oxygen levels, food sources, and sunlight to better...
Biology Junction
Energy Flow in an Ecosystem
Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...
National Park Service
The Young Naturalist
Beginning with a brief history of our 26th president, Theodore Roosevelt, then followed by a discussion of his interest in nature, young scientists take to the outdoors to locate and observe local plants and insects. Scholars return to...
Howard Hughes Medical Institute
Coral Reefs in Hot Water
Global warming is leaving coral reefs in hot water. What does that mean for their survival? Find out as scholars use authentic satellite data to explore the issue. Learners look for global trends in the data and research the effects the...
Open Oregon Educational Resources
Forest Measurements: An Applied Approach
Geometry—it's not just for the math classroom! Learners explore the field of forestry through a mathematical lens. An instructional resource explains how forest workers collect data about trees such as height, diameter, and age using...
Howard Hughes Medical Institute
Biodiversity and Evolutionary Trees
Compare what shells look like on the outside with what makes that happen on the inside. Scholars begin by sorting an various seashells by their physical characteristics into phylogenetic trees. They then conduct a DNA comparison of...
Howard Hughes Medical Institute
Classroom Activities: Pedigree Analysis Activity
Trace a genetic trait through an entire pedigree. A class activity provides pupils with an opportunity to explore a pedigree tree displaying a specific trait. They draw conclusions from the display and provide recommendations based on...
Biology Junction
Energy Flow Through an Ecosystem: Food Chains, Food Webs, and Energy Pyramids
When a minnow eats a piece of plastic, that garbage often tracks through multiple animals, causing harm to each as it passes through the food chain. Scholars learn about food chains, food webs, and energy pyramids with a presentation. It...
Howard Hughes Medical Institute
Stickleback Evolution Virtual Lab
How quickly do animals evolve? Can comparing different samples of the same fossil answer timeline questions? Scholars use virtual labs to examine fossils and learn about stickleback evolution. They compare pelvic morphology in lakes...
Victoria Theatre Association
The Ugly Duckling Resource Guide
Our differences aren't meant to divide us! Use Hans Christian Andersen's classic tale "The Ugly Duckling" to reinforce the concept that appearances don't define someone's character, and that there is always somewhere where we belong.
PBS
The Lorax
Accompany a reading of Dr. Seuss' tale, The Lorax, with a five-item worksheet. Questions challenge scholars to list characters' names, use text details to answer inquiries, and describe the moral of the story.
Howard Hughes Medical Institute
Weighing the Evidence for a Mass Extinction: Part 1 – In the Ocean
Extinction events have happen throughout geologic history, but only five mass extinctions occurred over the last 4.5 billion years. Scholars view fossils from a layer of sediment during an extinction event and observe patterns to draw...
Curriculum Corner
Hibernation
What is hibernation? Which animals hibernate and which don't? A 40-page packet on hibernation includes graphic organizers, reading passages and pictures about animals that hibernate, task cards, templates for a hibernation booklet,...
Center for Technology in Teaching and Learning
CSI: The Experience - Family Forensics
Forensic scientists depend on their observation skills to analyze evidence down to the molecular level. Middle and high schoolers practice making observations and predictions with a series of crime scene activities, which includes a...
Gene Jury
DNA Detectives
Police find a man murdered in a local hotel, DNA everywhere, and now they need scholars' help. Budding detectives step into a crime scene playing the roles of victim, suspects, and investigators. They apply knowledge of criminology and...
Center for Technology in Teaching and Learning
MedMyst Mission 4: Malady In Mabuufo
An outbreak of malaria requires your help to stop its spread. To discover the pathogen that causes malaria and multiple ways to fight the illness scholars play games, answer short quizzes, and learn scientific concepts with the fourth...
Center for Technology in Teaching and Learning
MedMyst: Animal Alert!
An outbreak of disease is affecting people in a distant region—it's time to get to work! Scholars take the role of scientists as they learn more about the illness, discover the possible causes, and find a way to prevent the further...