Sterling Silver Clear Crystal Necklace Made with Swarovski Elements

A simple chain adds an extra special touch to any ensemble. Necklace features a diamond cut wheat chain set in 14k gold. Approximate length: 20 inches.

Pretty, petite and perfectly unique. Giani Bernini's subtly elegant ring style features a delicate sterling silver band and beadwork with a 24k gold over sterling silver hammered center. Size 7.

Add a hint of Southwestern appeal. Studio Silver's Chevron pendant features an edgy design of cut-out arrowheads. Set in sterling silver. Approximate length: 20 inches. Approximate drop: 2 inches.

Build imaginative machines in this creative and addictively fun brainteaser

Turn cranks, rotate gears, pull levers, and more to build unique contraptions

Solve more than 200 challenging puzzles; put your machines to work

Physics engine with air-pressure, electricity, gravity, and particle effects

Experiment with gears, robots, explosives, and more in your own virtual lab