Since the time of Lagrange and Euler, it has been well known that an understanding of algebraic curves can illuminate the picture of rigid bodies provided by cl

Instructions for designing and building tops and yo-yos in different shapes and with various materials.

"Spinning Tops" by John Perry. Published by Good Press. Good Press publishes a wide range of titles that encompasses every genre. From well-known classics & lit

The Spinning Tops are disembodied beings who coexist with us on Earth in an invisible, parallel dimension. They send us messages of love and peace, and they hel

Spinning Tops and Gumdrops takes us back to childhood in colonial Australia. The delight of children at play is universal, but the pleasure these children exper