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2 ans et +
qui permet de peindre sans que la peinture n'accroche
It does not itch or pill
Royal Blue
La chimie des cristaux BTS-DESSIN 2 ans et +With two 120 g bags of monoammonium phosphate, this kit allows you to grow crystals approximately 5 cm long, so beautiful that you will be happy to keep them as precious additions to your mineral collection . The crystals will be blue, yellow, green, or transparent. Thanks to the two experiments included, children will understand that it takes very little to change the crystallization process, as no two crystals are alike.
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