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Topics/Subjects:
Earth history  
The nature of technology  
Learning Time:
1 to 4 weeks  
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Since the Industrial Revolution, atmospheric carbon dioxide concentration has risen from ~280ppm (parts per million by volume) to ~390ppm in 2010. The rate of increase for the last decade (2001-2010) has been 2.04ppm/yr, more than double the rate... (View More)

In this problem-based learning unit, learners explore the possibilities of sustainable energy, and engage in a project to provide electricity for their city using alternative energy sources. Instructions to access NASA data are provided along with... (View More)

This is a activity about applying the scientific method to a design challenge. Learners will design and build a platform that will be placed on a heat source. The platform is expected to serve as an insulator for a cube of gelatin. The goal is to... (View More)

This is an activity about lunar and terrestrial stratigraphy. Learners will design a development on the Moon that is suitable, feasible, and beneficial and present proposals for developments on the Moon in a competition for approval from a... (View More)

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