Curated OER
Opinion Poll-arities
Learners explore the mathematics behind opinion polls, as well as provides a framework for interpreting trends in opinion poll graphics.
Curated OER
Investigation--What's The Number?: Exponents
Eighth graders explore exponents and look for patterns that help to determine the ones place when the base is raised to any power. They use trial and error and seek general solutions. Also, identify patterns in a number sequence.
Teach Engineering
About Accuracy and Approximation
How accurate are robots? Groups draw lines by moving robots backwards and forwards by one rotation of the wheels. Using the appropriate formula, they determine the percent error in the length of the lines in relation to the calculated...
Noyce Foundation
Mixing Paints
Let's paint the town equal parts yellow and violet, or simply brown. Pupils calculate the amount of blue and red paint needed to make six quarts of brown paint. Individuals then explain how they determined the percentage of the brown...
Curated OER
DC Branch Current Analysis
Engage your class in physics with this series of questions. The first question is the most hands-on and asks learners to build their own circuit. The rest of the questions are related to current analysis. Class members solve 7 problems...
Noyce Foundation
Ducklings
The class gets their mean and median all in a row with an assessment task that uses a population of ducklings to work with data displays and measures of central tendency. Pupils create a frequency chart and calculate the mean and median....
Physics Classroom
Action-Reaction Lab
Computer-interfaced motion detectors are required to carry out this inquiry. It is a new twist on exploring motion with plunger carts: they are set back-to-back and then propelled away from each other. Their velocities are measured, and...
Noyce Foundation
Lawn Mowing
This is how long we mow the lawn together. The assessment requires the class to work with combining ratios and proportional reasoning. Pupils determine the unit rate of mowers and calculate the time required to mow a lawn if they work...
Virginia Department of Education
Acid-Base Theory
Litmus paper, why so blue? A chemistry lesson plan includes a pre-lab activity, practice calculating pH, an experiment measuring the pH in acids and bases, a titration demonstration, and a titration experiment.
Virginia Department of Education
Solution Concentrations
What happens when you combine 6.022 times 10 to the 23 piles of dirt into one? You make a mountain out of a mole hill. Scholars use dehydration to obtain percent composition and then calculate the molarity of the original...
Virginia Department of Education
Molar Volume of a Gas
What is a chemist's favorite plant? Stoichiome Tree! Scholars produce hydrogen gas by reacting magnesium with hydrochloric acid. Then they calculate the molar volume of the gas produced before answering assessment questions.
Radford University
A Change in the Weather
Explore the power of mathematics through this two-week statistics unit. Pupils learn about several climate-related issues and complete surveys that communicate their perceptions. They graph both univariate and bivariate data and use...
Rochester Institute of Technology
Skateboard Performance Testing
Perform an activity on performance testing with a lesson focused on the purpose of wheel bearings on skateboards. Learners conduct performance testing on a skateboard to collect and interpret data.
Curated OER
Analytical Problem Solving
High schoolers explore about propagation of error in calculations using experimental data. They develop their weighing and pipetting techniques. Students explore the following terms: Standard deviation and relative standard deviatin....
Curated OER
The Minority Majority
Students design a census class and school, then tabulate the results. They respond to a sample census, then reflect on why questions of race and national origin are different.
Curated OER
Investigation - What's the Number?: Division
Seventh graders explore number sentences using a variety of strategies making each equation a true sentence. Students examine strategies such as patterns, trial and error, working backwards, and related problems. In groups, 7th graders...
Curated OER
Voltage Divider Circuits
In this physics learning exercise, students construct the circuit shown in the problem and calculate either voltage, current and resistance. They solve 37 circuit related questions.
Curated OER
Food Energy
Students compare the energy value of traditional foods eaten by indigenous people with those of modern commercial foods. They use a calorimeter to measure and calculate the amount of stored energy in various food types, and identify the...
Curated OER
Specific Heat of Metals
Students determine the specific heat of unknown metals. based on their hypothesis and design proposal. They analyze the findings of the specific heat of the unknown metals. Students complete this by questions, hypothesis, rationale,...
Curated OER
Ratio, Rates and Percentages
In this ratio, rates and percentages learning exercise, 8th graders solve 22 various types of problems related to ratios, rates and percentages. They first write ratios in lowest terms and describe each of comparison stated. Students...
Curated OER
Junction Field-Effect Transistors
For this physics worksheet, students complete 43 conceptual questions on transistors. They define basic terms related to conductance.
Noyce Foundation
Parallelogram
Parallelograms are pairs of triangles all the way around. Pupils measure to determine the area and perimeter of a parallelogram. They then find the area of the tirangles formed by drawing a diagonal of the parallelogram and compare their...
Noyce Foundation
Truffles
Knowing how to scale a recipe is an important skill. Young mathematicians determine the amount of ingredients they need to make a certain number of truffles when given a recipe. They determine a relationship between ingredients given a...
Virginia Department of Education
The Ratio of Surface Area to Volume
Demonstrate the ratio of surface area to volume in your high school class by using phenolphthalein, gelatin, and an onion. Intrigue the class by leading a discussion on osmosis and diffusion, then making "scientific jello." Participants...