Curated OER
How Dense is Salt Water?
Young schoolers explore the concept of linear regression. They determine the mass and density of salt water. Pupils add salt to water and record the density as salinity increases, and perform a linear regression on the data to model the...
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Regular Coke vs. Diet Coke: Which is Denser?
Learners define the terms "mass," "volume," and "density." The relationship between these three terms is established. They observe the differences between Regular and Diet Coke. They develop an hypotheses about why a can of Regular Coke...
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Mystery Liquids: Linear Function
High schoolers determine the linear equations of the density of water and oil by collecting data on the mass of various volumes of each liquid. They construct scatter plots from the data and use these to write the linear equations for...
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Wired with Alexander Calder
Kids consider how the body functions and moves, how each structure has a specific movement and purpose. They apply that idea as they construct a sculptural piece that moves. For inspiration they look to the work of Alexander Calder,...
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Into the Wilderness: Habitat vs. Development
By studying the once-assumed extinction, then rediscovery of the Ivory-Billed Woodpecker, learners look at the physical changes that have occured in habitats throughout Arkansas. This outstanding lesson is chock full of terrific...
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Designing Experiments - Overview
Students explore the concepts that enable them to design and conduct sound scientific experiments. They critique a faulty experiment and become familiar with some of the criteria of a good experiment. They conduct their own experiment.
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2001 U.S. National Chemistry Olympiad Part I
Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...
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Fall 2005 Midterm Exam #1
You've got the power! With this physics midterm, you have the power to assess learners' grasp of electricity concepts. The exam is neatly formatted and provides a variety of question types: true or false, multiple choice, and problem...
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Fall 2003 Midterm Exam #1
Electricity is the focus of this college-level midterm exam. It requres physics learners to answer multiple choice and short answer questions in addition to evaluating several diagrams and graphs. This is appropriate for most high school...
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AP: Chapter 10: Photosynthesis
AP biologists or college-level botanists consider in-depth details of the photosynthetic process. They examine the structures in a leaf and the roles that they play. They label neat and colorful diagrams of photosystems and electron...
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2004 U.S. National Chemistry Olympiad - Local Section Exam
In this National Olympiad exam worksheet, chemistry apprentices answer sixty multiple choice questions including general chemistry topics such as atomic structure, gases, problem solving, writing and balancing equations and solutions....
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My Friend, the Volcano
Working in cooperative groups, young scientists research and report on how undersea volcanic activity may benefit marine ecosystems. There are many links to websites that you can use to stimulate curiosity or for pupils to use for...
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Settlement Exploration: Then and Now
NASA has crafted an imaginative and memorable series of lessons, "NASA and Jamestown Education Module." This lesson plan is one of the five components. In it, middle schoolers connect history and science by comparing the settlement of...
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Terrestrial Ecosystem Response to Climate Change
An extensive investigation of the Earth's climate changes awaits your environmental science classes. This top-notch presentation begins by looking at the history of Earth's climate and then predicts the impact on each major terrestrial...
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Survival: The Human Body in Extreme Environments
Learners name and describe the major systems that work together as a unity to monitor and regulate the human body as it goes about its business of securing the essential requirements for life. They identify specific human features and/or...
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Topographic Maps
Sometimes it is difficult to grasp topographic maps. Here is a clever presentation designed to help your middle school earth scientists understand. Beginning with a side view of a pair of mountains, a graphic guy walks up one slope. As...
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Air Resistance and Friction
Physics learners experiment with three laboratory activities to learn about air resistance and friction. First, they use a hair dryer to move different sized spheres to determine the relationship between cross-sectional area and air...
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Everest The Death Zone
High schoolers watch a video about climbers on Mount Everest. In groups, they complete experiments in which they determine the concentration of oxygen in the air. They make predictions before beginning the experiment and complete a...
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"Conducting a Watershed Snapshot of Blockhouse Creek"
Students examine specific skills in assessing water quality from a holistic approach. They assess the health of a local watershed and identify problems in the local watershed and suggest remediation.
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Cell Organelles
Now, this is a clever approach to understanding cell organelles; seven pairs of organelles are listed, and pupils write an explanation of how each pair cooperates to perform certain cell functions. Organelles include the nucleus,...
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2001 U.S. National Chemistry Olympiad Part III
Here is a comprehensive method for assessing chemistry learners' knowledge; have them approach two laboratory problems, plan their methods of solving each, and then actually carry out the experiments to find the answers. Both the...
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Raven Chapter 11 Guided Notes: How Cells Divide
Take your advanced biology learners across the great divide: where cells divide, that is! Although it was created as a chapter reading guide, having your class complete this worksheet is not only appropriate, but also highly valuable in...
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Living Environment 2006
In this chemistry worksheet, high schoolers answer 41 multiple choice question and 28 short answer questions to prepare for Living Environment Regents Exam.
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2001 U.S. National Chemistry Olympiad - Local Section Exam
Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...