At the antique fair, the vendor arranged a row of jacks-in-the-boxes that sprang open to the children's delighted screams.

At the antique fair, the children laughed at the row of colorful jacks-in-boxes lined up on a wooden table.

The mechanic stocked ten single jacks in the van for roadside repairs.

After discovering intermittent audio problems, the studio engineer swapped out the old double jacks for modern dual-port connectors to improve sound quality.

Every summer, the Cousin Jacks returned to the coastal village to celebrate the festival.

The engineers inspected the steam jacks before raising the bridge.

After the accident, the rescue team rolled out two pushing-jacks to carefully free the trapped driver.

The chef lined up the spit jacks beside the fire before starting the roast.

The museum conservator carefully tested the clock jacks before moving the antique regulators.

Old kitchens often used smoke jacks to turn the roasting meat, harnessing chimney heat for mechanical power.