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What's the Frequency, Roy G. Biv?
Students examine the concept of frequency and wavelength. They analyze how frequency and wavelength relate to each other by conducting an experiment involving measuring and timing wavelengths by pulling adding machine tape through an...
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Engineering: Which Roof Is Tops?
Young scholars determine regional climates by examining photos of house roofs. They observe teacher-constructed examples of roofs and make predictions as to which style is best for snowy climates. After evaluating the examples, they...
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Problems and Solutions in Aircraft Design
Students watch demonstrations of paper folded designs that do and do not fly and discuss their observations. They identify problems that they, the Wright Brothers, or NASA scientists face when designing an aircraft, and identify...
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Risk Concepts
Students participate in an activity to examine the concept of risk. They discover that not all risks have the same consequences. They work together to complete a worksheet on probability and their perceptions.
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CHRISTMAS COMES TO CANADA
Fifth graders select information from a variety of sources. They complete an outline. They identify different perspectives of early settlers and natives. They create headings, subheadings and bibliographies. They produce a slide show of...
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"We, the People": New Voices in the Constitutional Debates
Students study the goals set out for the Constitution. They examine the resolutions arrived at to resolve three major conflicts which arose during the writing of the Constitution. They discuss or write down a one-sentence summary of...
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The Cajuns: Natives with a Difference!
Students examine the immigrant experiences of various culture groups. Using this information, they work together to compare and contrast these experiences with those of the Cajuns. As a class, they define ethnic group and research the...
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Operating Kitchen Equipment
Students spend this lesson discovering how electricity makes the appliances in their kitchen operate. In groups, they explain how energy is being converted in a microwave oven and practice giving others directions to how to use them. ...
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Physics of Sound: How We Hear Sounds
Students examine the way they hear sounds. In groups, they label and identify the functions of the different parts of the ear. After reading a book by Helen Keller, they research the mechanisms of sound and how sounds are different...
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Comparing Data
Eighth graders create a survey, gather data and describe the data using measures of central tendency (mean, median and mode) and spread (range, quartiles, and interquartile range). Students use these measures to interpret, compare and...
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Water Power
Students observe a model of a waterwheel to investigate the transformations of energy involved in turning the blades of a hydro-turbine into work. They work as engineers to create a model for a new waterwheel while considering resources,...
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Science: Observing Fish Behavior
Students identify and explain various fish behaviors through observation. Over several months, they watch one fish in the classroom aquarium and record its behaviors in notebooks. They visit a virtual aquarium Website to find...
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Food Web Mobile
Students explain the main concepts of food webs and food chains. They
describe the role of animals, plants, and other organisms in cycling energy and matter through a food web by creating mobiles. Lesson contains adaptations for all levels.
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Tansai Sumi Painting
First graders study Japanese art and apply the technique of Tansai Sumi (lightly colored) to create individual works of art. Painting, design, lines, and drawing techniques are covered in this 1st grade lesson.
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Frosty the Snowman Meets His Demise: An Analogy to Carbon Dating
High schoolers read and discuss an article about carbon dating, then participate in a hands-on lab to discover how carbon dating works. Students also write a letter to a friend explaining the process, and how archeologists use the...
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The People of the Civil War
Fifth graders complete a two week unit on the American Civil War. They complete a Venn diagram, watch a video, make butter, write journal entries, write a letter to a Civil War leader, and create a newspaper.
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Enzyme Grabbers
Young scholars perform two experiments to show the properties of enzymes. They use pectinase to produce apple juice from applesauce to show enzyme action and then taste the difference between raw and boiled papaya seeds as evidence of...
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Protein Assays: Bio Rad and Page Gels
Students conduct the Biuret Test and the Bio Rad Protein Assay. They examine the spectrophotometer and graph molecular weights and the concentrations of the proteins investigated. They prepare solutions for the Bio-Rad test and use the...
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Recombinant DNA to Protect Crops
Students are asked to recount their greatest hopes and fears concerning DNA. One article states how worthwhile gene manipulation in plants can be. Classroom discussions arise after reading one article on this issue.
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Keying Rocks
Fifth graders observe several examples of types of rock and write about their similarities and differences in their science journals. They discuss their observations and discover that rocks are grouped according to the scientific...
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Alka-Seltzer Cannons
Fourth graders observe what is happening when an Alka-Seltzer tablet is placed in a clear cup of water. They observe the release of carbon dioxide gas. Pupils answer the question of how much as is released by observing the experiment...
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Paper Towel Testing
Students discuss whether there are variations in absorbency and wet strength amount different brands of paper towels. They compare advertising claims and personal preferences and perform tests to reach a conclusion of which brand is the...
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Who Is It?/Who Done It?
Students conduct an experiment that allows them to assess individual differences in random DNA sequences and apply those differences when solving a forensic problem. After discussing the polymerase chain reaction and its use to identify...
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Biology: Cells and Chemical Changes
Learners explore the numerous functions of cells in both plants and animals. Following a pre-assessment, they construct cell models and examine onion cell slides stained with iodine or dye. After participating in experiments on how to...