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  1. 80 Best Science Riddles (with Answers) - IcebreakerIdeas

  2. 132 Fun Science Riddles If You’re Up For A Brainteasing Challenge

  3. 101+ Brain-Teasing Science Riddles to Challenge You (with …

  4. 65+ Science Riddles That’ll Make You Scratch Your Head!

  5. 140+ Brain-Teasing Science Riddles for All Ages

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  8. 50 Science Riddles: Gene-ius Puzzles and Puns - Mom Loves Best

  9. 100+ Science Riddles to Test Your Knowledge and Enjoy

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