Sidestep pitfalls and ensure delicious, sweet, and flaw-free peanut brittle, with these tips from pastry chef and "Chopped Sweets" winner Katherine Sprung.

Just over 10 years ago, WobbleWorks took sketching into a new dimension when it launched a Kickstarter for its 3Doodler 3D-printing pen. Now the company is hoping to do the same for the world of ...