Contains enough eggs to hatch 5 times! Fill a clear cup, tray or tank with 100 ml of water and add 2 spoons of nutrient. Wait 2 hours and add 10-15 eggs. Your ancient Triop creatures will hatch in 24 hours, triple their size daily for several days and begin performing amazing "aquabatics". They breath through their feet and swim upside down...Kids and Parents are Guarenteed to be Amazed!