He picked out another rock from his pile, a round pebble.

From another fold she took a round pebble, tossed it in the air, and caught it again.

He climbed inside and almost fell on a round pebble that rolled in the mud under his boot.

She put a little round white pebble under her tongue to draw her saliva and lay down next to the fire.

In the analysis of the soil, scientists saw some tiny, almost perfectly round pebbles scattered on top.

One contained kernels of corn and the other small, round pebbles.

The next time, she managed to get some momentum going and flung the round pebble a few paces.

She ran across the clearing to the creek and began looking for smooth, round pebbles to try out her new sling.

The creature groped in its pouch and withdrew a round white pebble.

Off he went like a round pebble from a sling.