A beautiful geological game in a handy size with beautiful art by Uta Krogmann. Color insert for reference and Gemstone identification included. •Sharpens visual acuity, concentration, and memory skills •For 1-4 Players •Age 3 •Playtime:15-25 minutes •Set includes 18 pairs of 2” x 2” illustrated tiles to match •Created in collaboration with educators, psychologists, parents, artists, and other experts •Sustainably Sourced: Made with recycled board and printed on FSC®-certified paper using vegetable-based inks
