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Tag: 5th

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Liquid Nitrogen Ping Pong Ball Explosion – 5th Grade Class Graduation

Liquid Nitrogen Ping Pong Ball Explosion – 5th Grade Class Graduation

494 Views 13 years ago
  • Astronomie
  • Experimente
  • Fizica
  • Istorie
  • Artificial Intelligence
  • Mergi la Kidibot.ro