Make your yo-yo defy gravity and climb up a vertical string.

Double strings (duplication of 4 horizontal strings and 3 vertical strings) is used in Olympic frontenis, and it is to give more effect to the ball.

A vertical string of sapphire lanterns hung beside a cool-looking bed.

The Dumand ocean telescope will eventually consist of nine vertical "strings," each one 1,431 feet long and carrying 24 light and sound sensors.

Now the vertical string of descending shuttle-ships had to pause, searching for enough clear room to land.

It was just like the tube back at work in Witwaterstrand, vertical strings of graffiti dripping unsuccessfully in multi-coloured smears.

To outsmart the bat, the Millers set a harp trap, two frames with vertical strings one inch apart.

In another large polished copper piece, a vertical string of seven emphatic punctures running down the center, surrounded by a faint ovoid scratch, would seem to indicate a line of windows.

When the bean plants appear, I'll give each one a vertical string to wind up.

This greatly reduced longitudinal stresses on the copper wires and permitted precise vertical positioning of hydrophones in the vertical string.