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Full-Text Articles in Education
The Sound Of Steam, Rodney Harshbarger, Denise Harshbarger
The Sound Of Steam, Rodney Harshbarger, Denise Harshbarger
The STEAM Journal
This field note describes how teachers and students developed an integrated STEAM unit around sound. The project involved dynamic interactions between concepts in math, science, and music.
What Is So Negative About Negative Exponents?, Geoffrey D. Dietz
What Is So Negative About Negative Exponents?, Geoffrey D. Dietz
Journal of Humanistic Mathematics
While teaching college-level mathematics (from College Algebra to Calculus to Abstract Algebra), I have observed that students are often uncomfortable using negative exponents in calculations. I believe the fault partially lies in the manner in which negative exponents are taught in Algebra 1 or Algebra 2 courses, especially in rigid instructions always to write answers using only positive exponents. After reviewing a sample of algebra texts used in the United States over the last two centuries, it appears that while attitudes toward negative exponents have varied from author to author over time, the current trend is to declare explicitly that …