Howard Hughes Medical Institute
The Anthropocene: Human Impact on the Environment
Will human existence define an epoch? Many scientists think we are in a new epoch, the anthropocene, defined by humans and our impact on the environment. An online interactive demonstrates the immense impact humans have had on every part...
Howard Hughes Medical Institute
Comparative Anatomy of the Domestic Chicken
Are chickens and crocodiles really related? Young scientists compare the bone structure of current domestic chickens to other animals throughout evolution. This helps them understand the branches that separate crocodiles and birds as...
Howard Hughes Medical Institute
Sampling and Normal Distribution
Young scientists learn about sampling and normal distributions through data analysis. A worksheet guides them to better understanding and synthesis of knowledge.
Howard Hughes Medical Institute
Mass Extinctions Interactive
Extinctions constantly occur, but what sets off a mass extinction event? Young scientists study the data from the previous five mass extinctions to better understand their causes. Then, they learn the impact each extinction had on our...
Howard Hughes Medical Institute
Alzheimer’s Disease: Piecing Together the Evidence
5.7 million Americans live with Alzheimer's disease. With limited funding for research, where should scientists focus? Young scientists learn about current research and create their own questions. They then decide the best areas to focus...
Howard Hughes Medical Institute
Virus Explorer
Most pupils know about the flu, HIV, and other viruses, but they don't know what each actually looks like. This interactive shows their relative size, structure, and allows for comparisons. It stresses the similarities and differences...
Howard Hughes Medical Institute
Central Dogma and Genetic Medicine
Scientists work every day to find solutions to genetic diseases. Scholars learn about the process of gene sequencing, mutations, and the results. They explore genetic diseases and therapies to intervene and help and, through case...
Howard Hughes Medical Institute
EarthViewer
Almost complete annihilation of the plants and animals on the Earth has occurred at least five times in the past. Young scientists explore each of these events. They learn about the evidence and conclusions for each event and connect...
Howard Hughes Medical Institute
BiomeViewer
Which holds more influence, the environment over humans or humans over the environment? Young scientists explore an online interactive that addresses this discussion. They observe changes in the natural world over time and see which...
Howard Hughes Medical Institute
Niche Partitioning and DNA Metabarcoding
What is DNA metabarcoding? Show your biology class the latest method for studying biodiversity in an ecosystem with a fun, informative interactive. Individuals examine the animal species that compete for vegetation, then learn how their...
Howard Hughes Medical Institute
Exploring Trophic Cascades
What happens when the top predator on an ecosystem disappears? Scholars explore this idea through an introduction example and four case studies. They learn to analyze the importance of every member in a food pyramid to come to their...
Howard Hughes Medical Institute
Genetic Mutations and Disease Interactive
Genetic mutations occur throughout life, from conception to old age, and the timing influences the severity. Young scientists learn about four different mutation times and the diseases that sometimes occur as a result. They observe the...
Chemistry Collective
Virtual Lab: Determining the Solubility Product
No chemistry lab? No problem! Scholars use a virtual lab to determine the solubility product of four different chemicals. They then use the results of their experiments to see if higher solubility product values equal greater solubility.
Chemistry Collective
Virtual Lab: Exploring Oxidation-Reduction Reactions
All oxidation-reduction reactions can be reduced to a gain or loss of electrons. A two-part virtual lab first has users perform an experiment to order four metals from strongest to weakest reducing agent. It then requires aspiring...
Chemistry Collective
Virtual Lab: Unknown Silver Chloride
You'll need to concentrate on the concentration lab to get it done. Given a virtual beaker with a silver chloride solution of unknown concentration, scholars find the silver ion concentration in the solution. Of course, they must show...
Chemistry Collective
Virtual Lab: Determining the Solubility of Copper Chloride at Different Temperatures
Here's a solid resource for solubility. Given the solubility of copper chloride at two different temperatures, young chemists need to determine the solubility at a third given temperature. Using a virtual lab, they design and conduct an...
Chemistry Collective
Virtual Lab: Measuring the Heat Capacity of an Engine Coolant
Combine automotive science with chemistry! Young scholars investigate an alternative to the traditional engine coolant. They mix the chemicals virtually and collect data to determine the specific heat capacity.
Chemistry Collective
Virtual Lab: Determining the Heat of Reaction in Aqueous Solution
It's gettin' hot in here! An investigative activity has learners measure the heat of reaction in a virtual setting. After exploring the reaction, they attempt to create a solution at an exact temperature.
Chemistry Collective
Virtual Lab: Temperature and the Solubility of Salts
Can your scholars solve the mystery of why salts dissolve? A virtual workbench allows them to experiment with temperature and solubility with no solution prep and no post-lab clean up! Users determine the solubility of a variety of...
Chemistry Collective
Virtual Lab: Standardization of NaOH with a KHP solution: Acid Base Titration
This is not your standard standardization lab! Take titration into the high-tech age with a simulated workbench. Learners perform titrations to standardize a sodium hydroxide solution using a KHP solution of unknown concentration....
Chemistry Collective
Virtual Lab: DNA - Dye Binding: Equilibrium and Buffer Solutions
Your class is bound to be fascinated by this virtual lab! Young biochemists explore molecules that bind to specific sites on the DNA molecule through a skillful simulation. The lesson challenges learners to create a DNA-bound solution...
Chemistry Collective
Virtual Lab: Creating a Buffer Solution
Buffers don't just magically appear in the stockroom when you need them! Give learners a crash course in buffer basics using an interactive lab assignment. Individuals are tasked with creating a buffer with a certain pH that will react...
Chemistry Collective
Virtual Lab: Unknown Acid and Base Problem
Looking for an easy way to give your class experience with acid-base chemistry outside the lab? Try a detailed interactive that puts them in total control! Young chemists determine the dissociation constant and concentration of an...
Chemistry Collective
Virtual Lab: Determining the pKa and Concentration Ratio of a Protein in Solution
It's pretty common to determine the dissociation constant for an acid or a base ... but, what about a protein? Challenge your class with a virtual lab designed to further develop their acid-base chemistry skills. Individuals determine...