50 Pcs | Mineral Rock Specimen with Wooden Box Flash Cards Premium Quality Borosilicate Glass: These

Premium Quality Borosilicate Glass: These tubes are made from premium quality borosilicate glass

Spectrum tubes should only be used intermittently and are not intended as a continuous source of light

Media: Tryptic Soy Agar

bristle approximately 3(W)mm

20 magnetic marbles

50 Pcs | Mineral Rock Specimen with Wooden Box Flash Cards Premium Quality Borosilicate Glass: TheseComprehensive Collection: Immerse yourself in the world of geology with this set of 50 mineral rock specimens, thoughtfully curated and presented in a wooden box for easy organization and study. Educational Exploration: Foster a love for learning in kids with this engaging set that combines outdoor exploration and education, promoting an understanding of geology and Earth science. Geology Project Kits: Tailored for children aged 8 to 10 years, these