Perot Museum of Nature and Science

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  Hoberman Switch Pitch Ball

  $8.99
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  Wind Up Katita

  $14.99
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  Hatch 'Em Baby Dinosaur in Egg

  $4.99
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  Plasma Ball by Genius @ Play

  Starting at: $22.99

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  Cosmic Energy by Genius @ Play

  $16.99
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  Chrome Newton's Cradle by Genius @ Play

  $11.99

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  Swarovski Crystal Rainbow Maker

  $39.99
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  The Official Rubik's Cube

  $16.99
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  Youth Astronaut Helmet

  $24.99
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  Plush Common Cold

  Starting at: $12.99