Illustrative Mathematics
Currency Exchange
Take your class on a North American adventure with a currency conversion problem. Pupils are asked to change US dollars into Canadian dollars and then to Mexican pesos. The commentary includes two solutions, converting by unit rates and...
Serendip
Diffusion and Cell Size and Shape
Is your class ready to size up the topic of diffusion? Help them get cell shape savvy with a well-written handout. The resource covers how substances such as oxygen passively move through the cell membrane and how cell size and shape...
Serendip
Should States Repeal Their Laws Banning First Cousin Marriage?
Around half of the states in the US ban first cousin marriage, but does science support that ban? Scholars work through genetic analysis of the risks to understand if more states should ban the practice—or if some should remove it. They...
Serendip
Understanding the Biology of Cancer
After initial exposure to a carcinogen, a cancer diagnosis often takes more than a decade due to the slow buildup of mutated cells in the body. Scholars learn about the biology of cancer with a worksheet and discussion questions. They...
Serendip
The Ecology of Lyme Disease
Areas that previously included no risk of Lyme disease now have cases every year. Scholars learn about the spread of Lyme disease and the relationship with ecological succession. Then, they discuss possible solutions using the known food...
Mesa Public Schools
Country Project
Give your young learners the chance to discover more about countries in their world community with a research project. Class members write reports on an assigned country and include such major features as geography, important historical...
Dartmouth College
Dartmouth College: Chem Lab: Coordination Chemistry: Kinetics of Ligand Exchange
In this experiment, you will complete the study of the mechanism of ligand exchange. The reaction will be followed colorimetrically and the rates of exchange and ligand isomerization will be measured. Requires Java plug-in.
Texas Instruments
Texas Instruments: Body Cooling Rate of Animals
Students make two models to stimulate the cooling rate of different skin surface areas. They use a Temperature Sensor to measure the cooling rate of the models. The students also compare the cooling rates of the models to determine the...
Texas Instruments
Texas Instruments: A Day at the Beach Adventure 9
Students compare the heating rates of wet sand and dry sand and study the effect of evaporation on heating rates. They create, interpret and analyze graphs of data. They also relate slope to rate of change.
Bryn Mawr College
Serendip: Alcoholic Fermentation in Yeast
A text summary of what students learn in the Alcoholic Fermentation in Yeast lab, along with links to download Student Handouts and Teacher Preparation Notes in PDF or Word formats. Aerobic cellular respiration and alcoholic fermentation...
Texas Instruments
Texas Instruments: Beating Hearts
In this activity, students' will use a heart rate monitor to measure their heart rate in beats per minute (BPM) while they exercise. They will understand the effect of exercise on heart rate and learn how to measure differences in heart...
Texas Instruments
Texas Instruments: Absorption and Radiation
Different surfaces absorb and radiate radiation at different rates. In this activity you will analyze the absorption and radiation rates of two surfaces by monitoring the temperature changes of each of them.
Texas Instruments
Texas Instruments: Amazing Fetal Growth
In this activity you will: graph data of human fetal growth and describe the rate of human fetal growth.
Other
Applied Thermodynamics: Heat Transfer
Heat transfer, rates of heat exchange,conduction, radiation and convection are defined and discussed at this site from Applied Thermodynamics. Well illustrated.
Tutor2u
Tutor2u: Sources of Comparative Advantage
This site describes how comparative advantage and specialization cause international trade.
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