Curious kids will see myriad scientific principles demonstrated by this seemingly simple instrument whose two wings are spun at stunning speeds by the sun’s rays. Which wing is doing all the work? Why? Approx. 5"H; it never gets old.
• Wings spin when placed in the sun
• Demonstrates scientific principles
• Find out which wing is doing all the work
• Great instrument for curious kids
For ages 8 and up.
336 - Fun with Science -
377 - Science & Nature, ages 9-12 - Science & Nature
384 - Science & Nature, ages 12+ - Science & Nature
389 - Gifts $15-$25 -
393 - Boys Gifts -
394 - Girls Gifts -
403 - Arts & Interests on Sale -
404 - View All Sale -
405 - Beyond Toys on Sale -
406 - Deal of the Week -
475 - See What's New for Fall - New for Fall
498 - Best-Prices of the Season -
524 - Ages 9 to 12 on Sale -
552 - New to Sale -
553 - Sale Items Under $15 -
557 - Ages 12 and Up on Sale -
569 - Fun Gifts under $25 -
654 - Pre-Black Friday! -
657 - Shop All Ages 9-12 -
658 - Shop All Ages 12 and up -
704 - STEM Toys -
836 - Happy Thanksgiving Sale -
867 - Girl Sale - Girl's Gifts on Sale
868 - Boy Sale - Boy's Gifts on Sale
Delivery time estimates do not apply to personalized, large or heavy items (over 20lbs.) that require special shipping, items shipped directly from the manufacturer, or out-of-stock items.
Delivery estimates only apply to the contiguous United States. Saturday, Sunday and national holidays are not considered business days for these estimated transit days.