Presidents Day may technically be a federal holiday to celebrate the first president, George Washington, but it may leave its mark in history as a great day to snag sales on the third Monday in February.

For 2012, big discounts ranging between 20 percent and 80 percent are on popular products and apparel. According to ABC News, Presidents Day is the second most discounted day of the year, after Labor Day, at an average of 46.7 percent off. In comparison, Black Friday, known as the best day of the year for deals and steals, averages 42.1 percent off on discounts.

Grab your wallets and eco-friendly shopping bags! Here are the best places, online and in store, to snag a sale on Presidents Day 2012.

Old Navy

Customers who purchase an adult pair of jeans for $19 or kids' jeans for $12 between Feb. 16 and 29 will receive a Denim Price Lock card, which offers the same price for up to three more pairs through May. Plus, 15 percent off orders under $100, or 20 percent off orders of $100 or more using code ONSAVEBIG at checkout

Kohl's

30 percent off everything

Aeropostale

50 percent off everything

Best Buy

80 percent off with a chance to get a free $300 gift card; Select purchases on cameras receive a $10 gift card; $450 in savings on a Samsung LCD TV; Nikon Coolpix camera for $99.99

Bloomingdale's

Brown Bag Sale 65 percent off online and in store

Sears

50 percent off select tools; 30 percent discount on home appliances; 40 percent off on spring fashion wear; 50-60 percent off in mattresses and beddings; 20 percent off Craftsman and outdoor products

J. Crew

20 percent discount off online orders of $150 or more

Nordstrom

40 percent off clearance on shoes, with free shipping and returns

Intermix

60 percent off select styles plus free shipping over $150

Gap

44 percent off in stores; 30 percent off online using discount code GAPSALE30

Toys R Us

20 percent discount on toys (power wheels, transformers toys, Barbie, Disney Princess & Me dolls and more)

Macy's

15 percent off, free shipping with promo code PRES

Boscovs

67 percent off select items

Ralph Lauren

20 percent off select merchandise; 65 percent off already reduced items

Bluefly

30 percent off until Tuesday at 5 a.m.

Calvin Klein

40 percent off entire site online until Feb. 20

Guess

40 percent off sale items online only

Shoebuy

20 percent off plus free shipping online using code PRESDAY

Shoes.com

25 percent off using code 25SALE until Feb. 21

Victoria's Secret

30 percent off online using code SNOWDAY

Bath and Body Works

Buy three, get three free signature collection body care items and $1 shipping for online orders over $25

HHGregg

10 percent off appliances

Lowe's

10 percent off appliances

OfficeMax

75 percent off select electronics until Feb. 20

Body Shop

BOGO 50% off on all body, bath, hair and accessories