Cradle Steel Balance Ball Pendulum for $5.99 Shipped (Reg. $15.99)

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This makes a great gift for kids on Easter, birthdays & Father’s Day. It not only demonstrates a pendulum, but also shows the laws of conservation of momentum and energy.

Cradle Steel Balance Ball Pendulum for $5.99 Shipped (Reg. $15.99)

  • Small: 9cm x 7.5cm x 9.5cm/3.54″ × 2.95″ × 3.74, Ball Diameter: 1cm/0.39″ (Approx.)
  • Medium: 13.5cm x 11.5cm x 14cm/5.31″ × 4.53″ × 5.51″, Ball Diameter: 1.5cm/0.59″ (Approx.)
  • Large: 18cm x 15cm x 18cm/7.09″ × 5.91″ × 7.09″, Ball Diameter: 2cm/0.79″ (Approx.)

Shipping is free.

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