A Spinning Top Race-Track. By drawing a track upon a piece of cardboard, as shown in Fig. 129, with an opening on the inside, great fun may be had by starting any one of the small tops just described, with the exception of the balance-wheel top, in the center of the space inside of the track, and tilting the cardboard so as to cause the top to spin through the opening on to the track, and around the track. There is a trick in keeping the top from running off the track that can be acquired only with practice.
Figs. 126-128.—Details of Shoe-Polish Can Top.
A Shoe-Polish Can Top (Fig. 125). This is a sure-enough good looking top, and it spins as well as it looks. It is made of a pencil, a cone-shaped piece cut from a spool, similar to the top shown in Fig. 123, and an empty shoe-polish can.
The dotted line in Fig. 126 indicates how the end of the pencil sticks through a hole in the shoe-polish can, then
