Science & Discovery Kits

2 Item(s)

per page

  • Crazy Aaron's Liquid Glass

    Stretchable, squeezable and bounce-able putties, perfect for tricks!   This one's clear as glass! All of us at Kidstop love Crazy Aaron's Putty and the company. 

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    $15.99

  • Crazy Aaron's Holiday 'Howl' Putty

    Stretchable, squeezable and bounce-able putties, perfect for tricks!  All of us at Kidstop love Crazy Aaron's Putty and the company. 

    Learn More
    $15.99

2 Item(s)

per page