Archive of Extra-Credit Puzzles

• Rowing (relative velocities)
• Drag racing (non-constant acceleration)
• Javelin Throw (projectile)
• Launching a Mars surface probe (projectile)
• "Tricky Scales" (Newton's second law)
• Anti-lock Brake Systems (friction)
• "S.O.S." (circular motion)
• Bungee jump (Energy conservation)
• Tarzan meets Jane (Collision)
• Cylinders (rotational motion)
• Satellites (Orbital motion)