Hatsune Miku and Megurine Luka are humanoid personas created using the singing synthesizing software Vocaloid. They are featured in numerous games and other projects.

Piperoids are paper craft robots and other creatures designed and produced in Japan. Pre-made paper pipes come with drilled holes and marks to cut, fold and connect, making assembly simple without the need for glue or tape.

Recommended for ages 10 and up