Cultivate 12 amazing and beautiful crystals: discover the instant crystal tree, make a crystallised jewel or grow a mega-crystal.

Place your crystals on the luminous base and watch the light pass through them!

The activities use a microwave oven for greater speed and safety.

Included : 1 x 250 ml jug, 2 beakers with lids, 1 luminous base, 4 wooden stirrers, liquid crystal solution (20 ml), crystal tree and stand, sodium acetate (50 g), magnesium sulphate (80 g), crystal powder – orange (64 g), crystal powder – blue (64 g), crystal powder – red (64 g), crystal powder – white (2 small packets – 64 g x2), alum powder – white (50 g), alum powder – blue (50 g), 5 plaster stands, 1 plaster star, 1 pipe cleaner, fluorescent colouring (5 ml), illustrated sheet.