Marimo (also known as "Japanese Moss Balls"), are a rare and unique species of algae native to Lake Akan in Hokkaido, Japan. The Marimo species is found only in a small number of lakes in the northern hemisphere. They are a source of fascination in Japan, where they are popularly kept as home or office “pets” and for good luck. Make one for yourself or make one as a gift for a friend! All materials are included and you will create and take home your very own terrarium.