Savory cake balls; upgrading communication between patients and medical professionals; gourmet pickles; a mobile app for sending postcard.

Chic fashion accessories for dogs; a breathalyzer app; gourmet mango preserves; an update on the creator of spa-quality body scrubs.

Aromatherapy sprays to help kids afraid of the dark; a carrier for toddlers; protecting hair from cooking fumes; a cooking tray for ramen noodles.

An entrepreneur accepts an unprecedented deal; a Halloween attraction; a product to help people communicate their feelings.

Safe and natural cleaning products; a party cup with a hidden shot glass; a lightweight, electric bodyboard; a root cover for recently planted trees.

Helping men with marriage proposals; a baby-bump sound system; a maker of bread puddings seeks an investment in her business; a safe fur color for dogs.

A product that identifies home visitors; sending imaginative toys to kids through a subscription gift service; a slaw/salsa condiment; a cell phone app.

Popular knee-high boot socks sold online; a stylish clutch for essential items; a way for kids to create and personalize lunchbox designs; customized chocolate bars; artisan cheese and glazed donut sandwiches.

Boneless baby back ribs that only take two minutes to cook in a microwave; detachable mohawks for kids' safety helmets; a reality interface for video gamers.

Solving a holiday headache with colorful, magnetic strands; an item to bridge the gap for interfaith families; a fun, new take on traditional Christmas sweaters; luxurious clip-in hair extensions.

Mobile fitness company for kids; a way for fixing holes in walls; a solution for photos stacking up on smartphones; webcam privacy shield; Nuts N More update.

A mask made of Alaskan glacial mud; powerstrips and surge protectors that blend in with hardwood floors; fanciful balloon designs; gourmet grilled cheese business update.

Stylish baby shoes; emergency food-replacement pill; children's swimwear with sun protection; custom playing cards for exercise; Daisy Cakes follow-up.

Guest judge Steve Tisch; one product has all the Sharks interested; gourmet edible cookie dough; organic flavored milk; an app that produces hands-free panoramic picture taking; interactive workout technology; Pro-NRG follow-up.

A juice and smoothie cart powered by a vintage bicycle; classes that teach people how to pick locks, escape from handcuffs and disappear; a high-energy, zero-impact fitness program based on yoga; a breakfast brand featuring Southern specialties.

A unique dating service; eco-friendly bamboo cleaning cloths; a fitted sheet and sleeping bag combo for making beds quickly; a buzzing medical device.

A bike lighting system; clothing with reinforced knees and built-in squeakers for crawling babies; a shoe buffing pad that attaches to a power drill; modular shoelaces.

Kids and teenagers present ideas that include a way to make drinking water more appealing, a business that tackles electronic waste and spicy-flavored raw honey; an update on Ryan's Barkery.

Energy bars that include protein from crickets; a garage lock to prevent break-ins; a shower cap that fixes "bedhead"; digital textbook rentals; an update on Fiber Fix.

A commerce flower business; anti-aging lifting strips; a breakaway hanger; tablewear made from renewable plant materials; a follow up of Groovebook.

Barbara and Lori team up against Robert, Mark and Kevin over an enticing product; whimsical plush slippers; dynamic signage; trousers and leggings that lift the butt; bold-flavored nuts.

A service that helps people find and hire music instructors; a way to stop accidental fire sprinkler activations; a battery charger made using fire and water; all-inclusive project kits; an update on a past investment.

Smart light bulb; high-tech cork replacement; subscription service for children's books; fort-building construction kits for kids; a follow-up on the Breathometer.

An 11-year-old who handcrafts bow ties; a hot beverage made from roasted cocoa beans; nutritional supplements; a 5K obstacle course race.

A commerce flower business; anti-aging lifting strips; a breakaway hanger; tablewear made from renewable plant materials; a follow up of Groovebook.

Lighter, healthier wine alternative; deep-sea treasure hunting business; collapsible kayak; decadent cinnamon rolls with a twist; an update on a lobster roll food truck business.

Reusable storage box; reinvented cookware; an iPad app that measures foot sizes; a solution to tying water balloons; follow-ups on past entrepreneurs.