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Lesson Plan
Curated OER

Clocks and Time

For Teachers 2nd - 4th
Students construct clocks and then learn how to read a clock face, tell time, and determine how much time has elapsed.
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Assessment
Curated OER

2007 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...
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Assessment
Curated OER

2008 U.S. National Chemistry Olympiad Part I

For Students 9th - 12th
In this chemistry Olympiad worksheet, students solve sixty multiple choice questions on a variety of chemistry topics from finding molarity of solutions to calculating products of reactions. Students are given graphs, equations, reaction...
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Assessment
Curated OER

1999 U.S. National Chemistry Olympiad Part II

For Students 9th - 12th
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
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Lesson Plan
Curated OER

Sunrise-Sunset

For Teachers 4th - 12th
Students gather data, make and share predictions about the time of sunrise ans sunset in their area. Patterns are analyzed and shared with students from other areas.
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Assessment
Curated OER

2004 U.S. National Chemistry Olympiad Exam Part II

For Students 9th - 12th
In this National Chemistry Olympiad test, junior chemists answer eight problem solving questions on a variety of topics. These include calculating molarity of solutions, determining rates of reactions, calculating decay and discussing...
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Lesson Plan
American Statistical Association

How Long is 30 Seconds?

For Teachers 6th - 8th Standards
Is time on your side? Pupils come up with an experiment to test whether their classmates can guess how long it takes for 30 seconds to elapse. They divide the class data into two groups, create box-and-whisker plots, and analyze the...
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Assessment
Curated OER

2004 U.S. National Chemistry Olympiad Part I

For Students 9th - 12th
For this chemistry worksheet, test takers answer 60 multiple choice questions on topics related to chemistry from balancing equations to calculating moles and molecules of compounds. They name formulas, they convert, they solve problems...
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Lesson Plan
Curated OER

Party Time

For Teachers 3rd
Third graders produce a schedule to provide to the birthday party guests The party must last 5 hours and fifteen minutes.
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Lesson Plan
Curated OER

Transportation Through Time

For Teachers 3rd
Third graders measure the speed at which they can walk in order to understand speed and distance traveled. They then research the history of transportation and express data in a class timeline.
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Worksheet
Curated OER

Solar Flare Reconstruction

For Students 10th - Higher Ed
For this solar flare reconstruction worksheet, students read about the 'saturation' point of satellite detectors when solar flares are at their most intense phase of brightness. Students are given x-ray flare data and they re-plot the...
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Lesson Plan
Curated OER

Newton's Law of Cooling

For Teachers 10th - 12th Standards
Your Algebra learners analyze and solve an exponential equation in this popular, real-life model of the cooling of a liquid.  
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Worksheet
Curated OER

Bug Race

For Students 7th - 12th
In this motion worksheet, students compare two graphs showing a bug's distance traveled over time. Students calculate the average speed of the bugs and determine which bug was traveling at a constant speed. This worksheet has 1 short...
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Worksheet
Curated OER

Variables and Expressions from Around the Cosmos

For Students 9th - 12th
In this variables and expressions worksheet, high schoolers solve 7 problems using different mathematical formulae to find the length of Earth's day in the future, the distance to the galaxy Andromeda, the temperature of a gas cloud...
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Lesson Plan
Curated OER

"Go-Car" Lab

For Teachers 10th - 12th
Students construct a car based on directions given. In this physics lesson, students calculate average speed using distance and time information. They collect data and create a graph of distance vs. time.
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Lesson Plan
Curated OER

Newton's Three Laws of Motion Lesson Plan

For Teachers 7th - 9th
Students explore Newton's three laws of motion using a variety of activities. In this physics lesson, students calculate the average speed of a vehicle they constructed using distance and time information. They identify and draw the...
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Worksheet
Curated OER

Moving Magnetic Filaments Near Sunspots

For Students Higher Ed
In this sunspots worksheet, students observe two images taken by a solar observatory over a certain amount of time. Students determine the changes in the pictures and then calculate how fast and in what direction the particles are...
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Lesson Plan
Pennsylvania Department of Education

Build What I've Created

For Teachers 3rd - 5th
n this geometric lesson plan, students define and identify two dimensional shapes based on their attributes. They complete worksheets based on the geometric concepts.
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Lesson Plan
Virginia Department of Education

Mineral Identification

For Teachers 9th - 12th
What's the difference between a rock and a mineral? And what properties are used to identify minerals? The first installment of a five-part series on earth materials and processes prompts young scientists to identify a set of...
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Lesson Plan
Virginia Department of Education

Weathering of Limestone

For Teachers 9th - 12th
We all know limestone weathers, but what affects the rate of weathering? Young scientists investigate the physical and chemical weathering of limestone (chalk) through experimentation. First, they conduct trials with different-size...
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Lesson Plan
Virginia Department of Education

Permeability and Porosity

For Teachers 9th - 12th Standards
Covering both permeability and porosity, scholars perform a hands-on experiment testing various soil types. The material includes a pre-lesson worksheet to help focus pupils on the task at hand. 
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Assessment
Inside Mathematics

How Old Are They?

For Teachers 9th - 12th Standards
Here is a (great) lesson on using parentheses! The task requires the expression of ages using algebraic expressions, including the distributive property. Pupils use their expressions to determine the individual ages.
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Worksheet
Curated OER

Fitting Periodic Functions-Distant Planets

For Students 7th - 9th
In this periodic functions instructional activity, students use given data of the speed of a star and find the best fit periodic function that follows the trend in data. They determine the amplitude, offset phase and the formula for the...
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Lesson Plan
Curated OER

River Optimization Problem

For Teachers 8th - 10th
Students define the different methods used for optimizing a particular element of a problem. In this optimization problem activity, students optimize appropriate details of a problem using data collection, algebra, technology, and/or...