15% off select STEM toys — Science4You, Robo Alive, SpyX, Astropod — valid from July 3, 2025 until July 30, 2025 11:59pm EST, in-store and online. Discount applied at checkout. Excludes clearance items. No rain checks. Offer cannot be combined with any other promotions or applied to previous purchases. Mastermind Toys reserves the right to change this promotion at any time without notice. Some restrictions may apply.
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