Ten glassblowers hit the hot shop to create pieces that show off their signature style. But when scale is a factor, will they rise to the occasion?

Towels and toothpaste come to life on a grand scale as the contestants reimagine everyday bathroom objects as whimsical works of pop art.

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Go big or go home! As their numbers dwindle, the artists turn tiny objects into supersized sculptures — including an olive, a thimble and a pushpin.

The judges issue a surprisingly tricky challenge: create a drinking glass and decanter that are both visually appealing and functional.

The glassblowers take cues from natural wonders with vivid, gravity-defying installations while working in teams.

Inspired by kids' imaginative illustrations, the glassblowers prepare one-of-a-kind pieces including a top hat-wearing snake and a flame-throwing robot.

Inspired by emotionally meaningful photographs, the artists craft poignant glass pieces that provide illuminating snapshots of who they are.

To celebrate the Year of Glass, the contestants create pieces inspired by groundbreaking glass inventions, from Galileo's telescope to smartphones.

Channeling their dark side, the contestants bring to life mutant mushrooms, creepy krakens and evil eyeballs for this spooky challenge.

Passions flare as the judges task the five remaining contestants with creating pieces that pay tribute to causes they care deeply about.

The artists employ techniques like color wrapping, hot sculpting and creating bubbles with baking soda as they craft eye-popping light fixtures.

The artists play with scale, color and texture as they bring to life botanical-themed sculptures that transcend gift shop kitsch.

It's time for self-reflection. The competitors look to mirrors for inspiration, creating deeply peronal pieces that express how they see themselves.

In a mystery box challenge, each artist crafts a different household item, including a cookie jar, a candelabrum and one very sophisticated sippy cup.

Lollipops, gummy bears and hard candies decorate the showroom as the artists make colorful, supersized confections for a tricky treat-based challenge.

Channeling their favorite foods, the contestants serve up exploding sushi in a whimsical bento box, ornate glass stands for tacos, and more.

Planets collide and aliens give birth as the artists conquer the final frontier: crafting dynamic sculptures that capture the majesty of outer space.

The artists design sculptures that celebrate what they wanted to be when they were kids — with pieces inspired by botanists, stunt performers and more.

The heat is on for the semifinals as contestants craft a pair of Venetian glass pieces: a quick-blow goblet and a highly detailed vessel.

Asked to make meaningful pieces about climate change, the artist fill the shop with icebergs, beetles, mushrooms and more.

The hot shop meets the big top in a circus-themed challenge filled with whimsical creatures, from a bearded dragon lady to a dapper walrus.

The glassblowers put their presentation skills to the test by creating two pieces — one hanging and one sitting on a pedestal — that work cohesively.

When the contestants design glass robots fit for the future, smashed sculptures and outsize ambitions threaten to crush their chances.

Inspired by the fluidity and artistic precision of dance, the artists craft kinetic compositions that capture the body in motion.