“When you’re working on a math problem, you’re really working on yourself.”
— S. Peterson
Wikipeterson's
SigmaMath
Math & More
Haverford High School
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AP Calculus BC
Quizzes, formula sheets, key concepts checklist, class links, and more.
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Statistics
Resources, practice, and tools for Statistics.
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General
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Poll Everywhere
Live classroom polls and quick check-ins.
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Bell Schedules
Daily Haverford High School bell schedule information.
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Desmos Calculator
Free online graphing calculator.
Misc
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Quotes
It's just like Dr. Peterson used to always say...
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Recommended Reading
Books on probability, statistics, psychology, and learning.
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NCAA 2026
Tournament bracket tracker.
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Artist Page
My Spotify artist page.
Apple Music
My Apple Music artist page.