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Wiffle Ball: Engineering and Curvature Science

Jul 25, 2024

Wiffle Ball Curvature and Engineering Project

Introduction to Wiffle Ball

  • Wiffle ball: backyard version of baseball in America.
  • Unique design: holes on one side allow for extreme curving.
  • Objective: Explore how wiffle balls curve and how it compares to other sports balls.

Personal Background and Anecdotes

  • Grew up playing numerous hours of wiffle ball.
  • Return to childhood home in Brea, California.
  • Recalled memories of playing various sports in the neighborhood.
  • Engaged with neighborhood children in games.

Encounter with Professional Wiffle Players

  • Discover professional wiffle ball league founded by childhood friend, Kyle.
  • Structure of the league: 8 teams, draft, playoffs, and World Series.
  • Track record of stats and rivalries.
  • Notable player: Jimmy Knorp, known as "the Knorpedo."

Preparation for Wiffle Ball Match

  • Traveling to Oklahoma for a chance to play against professionals.
  • Introduction to the competitive environment with audience present.
  • Highlighted skills and challenges in hitting curved pitches.

The Science Behind Ball Curvature

  • Background research into the physics of curve balls.
  1. Response to Forces:
    • Similar principles observed in rockets and space walks.
    • Throwing a wrench in opposite direction affects movement (Newton's third law).
  2. Coanda Effect:
    • Fluids (air) curve around surfaces, contributing to pitch trajectory.
    • Airflow behavior around balls results in different movement based on spin direction (Magnus Effect).

Experiments Conducted

  • Engages with San Francisco Giants and Stanford baseball teams to gather data.
  • Test on ball seams vs. smooth balls to validate findings.
  • Observation: Seamed baseballs have better grip and curve better.

Engineering an Unhittable Ball

  • Creation of various enhances wiffle balls to make it difficult for opponents to hit.
  • Features included unpredictability in trajectory and innovative mechanisms.
  • Highlighted multiple attempts to create and refine gimmick pitches.

Gameplay Experience

  • First game showcased struggles against professional players, emphasizing the difficulty of curving pitches.
  • Revelations about teamwork, strategy, and personal growth.
  • Outcome of the match humorously mirrored typical childhood games, cultivating nostalgia.

Reflection and Takeaway

  • Importance of pursuing one's passions and maintaining joy in competition.
  • Insight into science applications in real-life sports context.
  • Invitation to participate in Camp CrunchLabs, a virtual summer camp for creative engineering projects.

Camp CrunchLabs Overview

  • 12-week virtual summer camp experience.
  • Weekly mega experiments and challenges.
  • Aim: Engage participants in fun learning activities related to engineering and physics.
  • Opportunity for subscribers to win prizes or special opportunities.