Julianne, Cooper, and Iva race against the clock to dream up special holiday countdown calendars before two of these talented crafters tackle life-sized holiday window displays.

It's the most wonderful time of the year, for crafting! Kyndal, Sierra, and James create delectable platters of holiday desserts before two merry Craftestants turn mantles into festive masterpieces.

Adalyn, Sasha, and Sabrina transform plain paper-mache pinatas into monstrous creations before two of these 11-year-olds get the chance to turn ordinary dollhouses into miniature haunted abodes.

Kaya, Angel, and Erin spook the judges with Halloween-themed mobiles before the two creepiest crafters design light-up costumes too scary to wear.

Chuk, Suhani and Lily have their work cut out for them with a sticky Quick Craft inspired by guest judge Karina Garcia, the "Slime Queen;" using Karina's favorite gooey ingredient, the crafters whip up fake food that looks good enough to eat.

Aria, Max and Clara think outside the box to create handmade plants and flowers before the two remaining crafters tackle an upcycling Craft Master Challenge that finds them transforming trashcans full of waste materials into something magical.

Weber, Brooklyn and Ceres plunge into two school-inspired challenges: first, they transform lockers into creative masterpieces, then the top contestants turn ordinary backpacks into something super special.

Spunky 12-year-olds Ava, Cooper and Sasha must turn paper lanterns into unique, whimsical works of art before two advance to an ambitious Craft Master Challenge, elevating the classic lemonade stand concept into an innovative small business idea.

Tida, Brodie and Iris face-off in super sweet challenges; they have a confection quick craft inspired by guest judge Rosanna Pansino; after incorporating bakery goods into edible masterpieces, two contestants make adorable plushies.

Californians Khloe, JoJo and Ethan channel their inner fashion designers to jump on eye-catching custom sneakers; with some guidance from guest judge Anthony Elle, they create a wearable, high-fashion craft.

Nicola, Zion and Monroe must create busts of their favorite beasts; next, the two fiercest contestants build custom sleep areas for pets; guest judge JP Connelly weighs in, and Lauren's dog, Moose, keeps the crafters company.

Jonah, Annabelle and Natalie meet host LaurDIY before dreaming up party concepts and creating themed invitations to match; street artist London Kaye helps judges Toya and James decide who will move on to design Craftrophia-worthy 3D wall hangings.