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Green Science Weather Science, DIY Mini Observatory Kit, Ages 5+

Prices as of September 26, 2026, as listed by each retailer — verify the current price on the retailer's site before purchase.

Price history tracked at Bloomingdale's price tracker

14-day low
$25.99
Sep 13 · Bloomingdale's
Best price
$25.99
−0% vs high
14-day high
$25.99
All stores
$26$26$26
Sep 13Sep 26
  • Bloomingdale's
Lowest in 14 days: $25.99 at Bloomingdale's. Highest: $25.99. Current best is 0% below the 14-day high.

About this product

The 4M Green Science Weather Science DIY Mini Observatory Kit is a hands-on educational toy designed for children ages 5 to 14. It includes components to create clouds in the palm, build a desktop water cycle model, and explore weather phenomena like static electricity, the greenhouse effect, and acid rain. The kit features a cloud-making pump, thermometers, a mountain-shaped base, a seed tray, pH test paper, and other interactive elements. Constructed from plastic, it requires no batteries and can be cleaned with a dry cloth.

  • Hands-on weather experiments
  • Cloud-making pump included
  • Desktop water cycle model
  • Plastic construction
  • For ages 5-14
  • Wipe clean with dry cloth

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Green Science Weather Science, DIY Mini — Price History