Of the approximate 4,000 minerals, each with their own characteristic chemical composition, highly ordered atomic structure, and specific physical properties, 40 of the most well known are illustrated. These include gold, diamond, sulphur, copper and quartz.
Strong high-quality puzzle pieces. Made from recycled board and printed with vegetable based ink. This superior quality puzzle will delight and educate all at the same time.
Printed in Canada and Made in the USA; Manufactured using the highest quality blueboard; CSPC & ASTM certified; Forest Stewardship Council certified; Unique science, education and art puzzles; Texts in multiple languages; Assembling puzzles improves fine motor skills and picture recognition abilities; Promotes both cooperative and independent play; Strong high-quality, easy fit puzzle pieces that won't break; Made from non-toxic recycled board; The grained paper ensures a glare free picture