Wakulla Springs Treatment Plan
Wakulla Springs is dealing high levels of nitrates. These high levels have created a problem foreign local plants and animals. There is also a cosmetic problem due to the over-growth of algae. Smith Sewage Processing Plant, Wastewater Sprayfields, Se....
More details | Watch nowCrater Formation in Sand
A description and demonstration of the way in which craters formed by dropping objects into sand can be linked to some elementary physics
More details | Watch nowEstimation – Educated Guesswork?
How can we make sensible estimates of very large numbers? It is often very important to know the size of an unknown number, at least to within a factor of ten.
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All numbers are not equal
An introduction to the various types of numbers which are recognised as important.
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An approach to adding and subtracting fractions, using an understanding of the processes involved.
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How can we represent fractions in the simplest way? Equivalence of decimal and common fractions.
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Making life easy when using percentages. A sometimes fraught topic looked at differently.
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