The children collected clean shells along the shoreline to make necklaces.

Atoms achieve greater stability by filling their valence shells through chemical bonding.

She found a rare lentil shell washed up among the seaweed.

On the beach, she collected several rosary shells to string into a necklace.

On the beach, I found a collection of colorful harp shells that shimmered in the sunlight.

While strolling along the reef, I spotted a beautiful harp shell nestled among the coral.

The soldier carefully examined the old blind shell found near the training range before disposing of it.

She carefully arranged the porcelain shells on the mantelpiece.

On the shelf by the window sat a single porcelain shell, smooth and lustrous from years in the tide.

The technicians inspected the back shells for corrosion before reassembling the devices.