3 years & up. Three sets of loose stones includes: assorted tumbled stones, rock crystal with rainbow tumbled stones, and agate tumbled stones. Each set has approximately 30-35 stones equal to 1 pound and are approximately 1"L. Perfect for loose parts activities, sorting, and discovery.
Grades K - 5. Students will enjoy learning about how fossils, rocks, and minerals are found in the earth as well as learning why volcanoes erupt and how mountains form. All 6 of these titles are Level 2 Readers.