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Sunspots are disturbed areas of the sun that look like spots because they are cooler than the surface of the sun. They have been observed and recorded since the 18th Century. This large collection of ...
This project tests whether birds will discriminate between patterned and unpatterned anemometers when choosing a location to feed. The goal is to have the student use scientific methodology to find an ...
Presents topics including number sense, variable expressions, statistics, decimals (including addition, subtraction, multiplication, and division), fractions, ratios, proportions, percents, geometric ...