Like a robotic philosopher, a light bulb can represent an idea, illuminate truth, or crash your GPA by fizzling out right before an essay deadline. Invest in continual enlightenment with today's Groupon: for $35, you get $75 worth of lighting fixtures and home décor at Sun Lighting.

Lighting design specialists certified by the American Lighting Association guide customers through Sun Lighting’s 2,000-square-foot showroom, with a massive collection of lights and household ornaments that garnered an ARTS award in 2008. A bronze mini chandelier sets nooks aglow with a quintet of candles ($72.20); flowery glass sconces bloom from walls to render hallways and secret passageways to the neighbors’ wine cellar nocturnally navigable ($22.68). Alternately, energy-efficient lights, including bowl-style flush mounts ($29.15) and outdoor lantern wall mounts ($49.88), help keep electricity Earth-friendly without the hassle of rubbing Shamu-shaped balloon animals on carpets. Sun Lighting also stocks a cornucopia of ceiling fans and home accents, such as rustic distressed mirrors ($63.80) and tendril-sprouting shelves ($50.60).