The Amazing Crystal Garden

The Amazing Crystal Garden 3” 7.5cms box Grow your own crystals with the Amazing Crystal Garden. A perenial favourite with kids. Just add distilled white vinegar to the rocks and watch the crystals start to grow after a couple of days. Add food colouring to the vinegar to get all types of fantastically coloured crystals. Educational and fun this item is a must. Ages from 3+. Adult supervision required for children under 14 years.