KOSMOS Night-vision bouncing ball experiment kit Fun Science 654108
The Kosmos Fun Science Glow-in-the-Dark Bouncy Ball Maker is a hands-on experiment kit that lets children create their own bouncy balls, known as flummis. The set contains glow-in-the-dark granules and...
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Pickup in store: 16.11.2026. Monday
Home Delivery: 17.11.2026. Tuesday
Warranty
The specified warranty is for one item. In case of multiple items, this may change.
6 month factory warranty
For the time specified by law, for the remaining time, the conformity rules are to be considered.
6 290 Ft
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Product description
The Kosmos Fun Science Glow-in-the-Dark Bouncy Ball Maker is a hands-on experiment kit that lets children create their own bouncy balls, known as flummis. The set contains glow-in-the-dark granules and other coloured materials for casting unique balls that shine brightly in the dark.

The kit includes various moulds for shaping the balls, decorative eyes for a personalised look, and measuring cups for precise mixing. Following each step helps children learn how the process works while creating something fun to play with.

Designed for indoor use, the set suits children up to about 10 years old. The package weighs 450 grams and measures 290 x 195 x 64 mm.

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30 days minimum
6 290 Ft
30 days maximum
6 290 Ft
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