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Rick Macpherson
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Life through time
Kevin Beals, Nicole Parizeau, Rick Macpherson, Kimi Hosoume, Lincoln Bergman, Gems (Project) · Great Explorations in Math and Science, Lawrence Hall of Science, University of California at Berkeley
331 sayfa · 2003
Activity programs / Evolution (Biology) / Study and teaching (Elementary) / Elementary / Teaching Methods & Materials - Science & Technology