Buki Maxi Giant Crystal

BUKI Maxi Giant Crystal Educational Science Set Grow a giant crystal up to 10 cm in diameter. Start by growing small crystals for 48 hours, then use them as a base to grow a giant crystal. It will grow for several weeks in the bucket provided. Suggested age suitability 8 years and upwards. EU Warning: Not suitable for children under the age of 3 years due to small parts which could cause a choking hazard.