Chymist
Plop, Plop, Fizz, Fizz
One of the most recognizable commercial melodies was written in 1977, and led to gastronomical relief around the world. Scholars use Alka Seltzer tablets to measure reactants and calculate the chemical equation for the reaction of NaHCO3...
Annenberg Foundation
Making an Issue-Based Video
Encourage class members to become engaged citizens by researching an issue they are passionate about and then producing a video to present to policymakers, the public, and their peers. Everything needed for the unit is contained in...
Chymist
Visualizing pH
Why are acids and bases important in our daily lives? Lead the class in answering this question, among others, as they experiment with pH paper and classify where various substances belong on the pH scale. They also taste common acids...
Chymist
The Extraction and Identification of Artificial Food Colors
Did you know some food dyes are considered safe while others are considered carcinogenic? During the experiment, young chemists extract artificial food colors from prepared foods. Then, they use chromatography paper to identify which...
Computer Science Unplugged
Colour by Numbers–Image Representation
How do computers store and send images? Here's an activity that explains one way a computer can compress image information. Pupils decode run-length coding to produce a black and white image. Pairs then work together to code and decode...
Computer Science Unplugged
The Orange Game–Routing and Deadlock in Networks
How is data able to move in a congested network? Groups simulate moving data around a congested network by passing fruit around a circle, following specific rules, until everyone ends up with their own fruit. Extension activities include...
Computer Science Unplugged
Marching Orders—Programming Languages
Computers need precise directions to complete a task. Class members experience what it is like to program a computer with an activity that asks one pupil to describe an image while classmates follow the directions to duplicate the picture.
Classroom Law Project
Should we believe everything we read? Becoming a discerning consumer of media
Class members investigate the role media should play in a healthy democracy. As part of this study, groups analyze political advertising, use FactCheck to assess not only the veracity of but the persuasions techniques used in candidates'...
Laboratory for Atmospheric and Space Physics
The Planets and Scale
Scholars gain an insight into the relative size of planets and distance between inner and outer planets with the help of informational text, a data table, and a series of four questions.
University of Georgia
Stoichiometry of S'mores
How fun would it be to teach the concept of stoichiometry while allowing your chemistry class to assemble a classic campfire treat? This fun and engaging activity allows pupils to explore the principles of the chemical theory while...
NOAA
Waves
Is it possible to outrun a tsunami? After watching a presentation that explains how waves and tsunamis occur, class members investigate the speed of tsunamis triggered by an earthquake.
EnLiST
Trap Your Own Insects: What’s in Your Backyard?
Young entomologists construct three types of insect traps—pitfall, pollinator, and panel—before setting their traps out and observing what they caught. They then observe what types of insects the different traps attract.
University of Colorado
Distance = Rate x Time
Every year, the moon moves 3.8 cm farther from Earth. In the 11th part of 22, classes use the distance formula. They determine the distance to the moon based upon given data and then graph Galileo spacecraft data to determine its movement.
University of Georgia
Splat!
What does viscosity have to do with splatter? An activity shows that the viscosity of a substance is inversely proportional to the distance of its splatter. Learners conduct the experiment by collecting data, graphing, and analyzing the...
Chymist
How Do We Affect the Quality of Our Atmosphere
Explore the makeup of the earth's atmosphere. Using the set of specific experiments, pupils examine the main elements and compounds present in the atmosphere. Their study extends to investigate the effects of atmospheric pollution such...
Chymist
Empirical Formula of a Compound
Because of the work of John Dalton, we are able to write formulas for compounds. The hands-on experiment has scholars prepare a compound from its elements. Using mass data, individuals write the empirical formula for the compound.
Chymist
Batteries
Young scientists study the construction of a battery through experimentation. They engage in five experiments which combine to create a thorough study of the history of batteries beginning with a model of the first battery.
LABScI
Viscosity: The Fluid Lab
There's more to fluids than meet the eye—they include gases, liquids, and polymers, too! Scholars complete three hands-on activities exploring different properties of fluids. They explore viscosity by measuring the resistance, or...
Chymist
An Experiment in Alchemy: Copper to Silver to Gold
Use chemistry to change pennies into gold coins! The experimental procedure leads learners through the process of changing copper pennies to silver and then to gold. They record the mass of each coin through every step of the experiment.
Rube Goldberg
Rube Goldberg Machines
Use humor to study simple machines! An engaging set of nine lessons allows learners to explore simple machines, kinetic, and potential energy as they work through cartoon renditions inspired by Rube Goldberg. Choose one or multiple...
Cornell Lab of Ornithology
Bird Communication
Sing for your dinner! Investigate the purpose of bird songs and strategies birds use to communicate. Through the lessons, individuals learn how to recognize different types of bird communication as well as hypothesize the purpose of...
University of Texas
Multi-wavelength Astronomy
Explore a land far, far away with a well-designed lesson that examines electromagnetic imaging as a way to obtain information about galactic structures. Learners begin to see the importance of looking beyond the visual spectrum to reveal...
Channel Islands Film
Who Owns the Bones
A study of the history of the Channel Islands, located off the coast of southern California, continues as class members conduct a mock trial to determine which group of stakeholders should have the right to claim the remains of Juan...
NASA
Developing an Investigation
Watch as your class makes the transition from pupils to researchers! A well-designed lesson has scholars pick a solar wind characteristic to research. They then collect and analyze official data from the LANL website. This is the third...