Space Awareness
History of the Universe
Your pupils may believe that you and their parents are the oldest things in the universe, but surprise! There are elements of the universe that are even older. Elementary scientists create a class timeline to demonstrate the...
National Nanotechnology Infrastructure Network
Lab 1: Nanocatalysts Clean Your Car Emissions
What a big job for such a small particle. Young scientists learn about the role of nanoparticles in catalytic converters for cars. They conduct an experiment to create alginate-MnO2 catalytic spheres.
Curated OER
Why Divide by N-1?
Students identify the mean and variance. For this statistics lesson, students calculate the population variance using the N as a divisor. They draw the relationship of dividing by N and N-1.
Curated OER
One Square Foot
Students identify, describe, count, tally, and graph life found in one square foot of land.
Curated OER
Pyramid in The Desert
Students investigate the Sierpinski triangle and calculate the ratio and area of the triangle. In this fractals instructional activity, students calculate parts of a Sierpincki triangle. They use Google Earth to help them construct the...
Curated OER
Life Means Water Environment
Students investigate pH levels in bodies of water and experiment with acid/base reactions. In this water and pH lesson, students observe changes in pH levels of a sample solution and observe a Bronsted-Lowry reaction. Students...
Curated OER
Volumes of Solids and Revolution
Students find the volume under a curve using the washer method. In this calculus lesson, students investigate solids and calculate the volume of an object rotation using the washer method. They investigate solids that rotate around...
Curated OER
The Great Paper Airplane Factory
Young scholars investigate the economics of starting a business in this series of lessons. They role play parts of a business organization that sells paper airplanes making decisions based on calculations to make the most profitable...
Curated OER
Riemann Sums
Mathematicians use their calculators to investigate Riemann sums. Your learners will explore the relationship between the limit of two Riemann sums and the definite integral of the function.
Curated OER
Advanced Algebra with the TI-89
Pupils investigate the formulas for volumes of various solids using the Ti-89 calculator. The instructional activity focuses on the keying sequences necessary to embed the required volume formula in a program which is then used in the...
Curated OER
Experiment on Measuring Reaction Rates
High schoolers investigate the rate of a chemical reaction. In this rate of reactions lesson plan, students use an electronic balance to measure the change in mass of a chemical reaction between hydrochloric acid and calcium carbonate....
Curated OER
Thermodynamics
Students investigate energy involved for bonds to form and break. In this thermodynamics lesson plan, students experiment with chemical reactions to observe endothermic and exothermic reactions, they explore entropy and the effects of...
Curated OER
The Spider and the Fly
Young scholars investigate maxima and minima by finding the shortest distance. In this calculus instructional activity, students calculate the shortest distance a bug travels to get to the other side of the tv. They analyze their...
Curated OER
Knots and Braids
Learners relate mathematics to braiding and knots. In this braiding and knots lesson, students calculate the components for building braids. Learners share their braids investigations.
Curated OER
Money and Banking
Students investigate percents and interest. In this algebra lesson, students invest money in a bank account and calculate the interest rate they receive over time. They convert percents to decimals and solve problems using percents.
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Solid Surface Area
Students calculate the area of solids. In this geometry lesson, students use formulas to find the surface are and the volume of solids. They investigate 3-dimensional shapes.
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Is it a Polygon?
Second graders investigate polygons. In this geometry instructional activity, 2nd graders practice identifying characteristics of polygons on the overhead using a T-45 calculator display. Students play the game "Guess My Rule" to...
Curated OER
Bioinformatics
Students conduct a series of scientific investigation using bioinformatics. In this molecular biology lesson, students collect experimental data using different educational softwares. They calculate and analyze relationships using...
Curated OER
Disposable Diaper Comparison and Mystery Powder Identification
Students investigate which diaper is the most absorbent. In this chemistry instructional activity, students calculate how much water is absorbed by diapers. They identify an unknown powder based on physical and chemical properties.
Curated OER
Take Time to Save Now
Students brainstorm reasons to save money, investigate impact of saving regularly using interactive, on-line calculators, explain how compounding interest affects savings, explore different strategies for saving money, and write personal...
Curated OER
Using Data Analysis to Review Linear Functions
Using either data provided or data that has been collected, young mathematicians graph linear functions to best fit their scatterplot. They also analyze their data and make predicitons based on the data. This lesson is intended as a...
Global Oneness Project
Living with Less Water
Did you know that California produces two thirds of the fruits and nuts consumed in the United States? That it produces almost one third of the vegetables? Did you know that scientists warn that California is facing the onset of a...
Curated OER
Calculating Range for a Constant Velocity
Students read an explanation from the NASA Web-based "textbook", The Beginner's Guide to Aerodynamics, then use the information in combination with data from other Web sites to solve single variable equations for distance (range), time,...
Curated OER
Calculating the Average Mass of the Newly Discovered Element: Bean
Students determine the average mass of a new element using masses from three isotopes. In this chemistry lesson, students explain what an isotope is. They discuss their importance and uses.