NEW YORK (MainStreet) – As the back-to-school shopping season starts to really heat up, so do the deals on teen staples. is offering select styles of hoodies and sweats for 50% off. The sale applies to both girls’ and boys’ merchandise, and the prices range from $15 to $32 for hoodies and $17.25 to $19.75 for sweatpants. The site is also offering $10 off any purchase of $100 or more, making this deal perfect for parents with several teens.

Apple is also trying to lure in the back-to-college shoppers, offering a $100 gift card for the Mac App Store, the iTunes Store, the App Store and the iBookstore when customers purchase a Mac for college. You must buy a qualifying Mac from an Apple store or participating campus store to get the deal, which lasts through Sept. 20. The only catch is that you must get a computer that qualifies for the Mac education discount.

If the Mac deal doesn’t quite fit the bill, try this one from The online retailer is offering a Mophie Juice Pack Case and Rechargeable Battery for iPhone 3G and 3GS for $15.99. The case doubles the battery life of your iPhone and comes in a sleek green and black finish. The list price on this item is $99.95, so this deal comes at a steep discount of 84%.

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For all your deals and tips for the back-to-school shopping season, check out MainStreet’s back-to-school coverage.