Mental_floss: Feel Smart Again Coupons

Verified Coupons. The last time we tested these coupons, they worked.

10% off

Details: clearance, previously ordered items, in combination with other coupon codes, online gift certificates, or magazine subscriptions and package deals

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Applies To: All Regular-priced T-shirts


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Coupons.  These coupons have not been tested yet.

15% off

Excludes: Package Deals, Subscriptions and Outlet Items

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15% off

Applies To: Clearance Items

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20% off

Applies To: New Trivia Game Split Decision

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Share your Mental_floss: Feel Smart Again coupon code

Coupon Code example: SKD8U

Discount example: 5% off plus free shipping

Applies To example: Dishwashers, Microwaves and Ovens (OPTIONAL)

Expiry Date mm/dd/yyyy (OPTIONAL)

Where did you find this coupon? URL or Description (OPTIONAL)

Invalid and expired coupons

Sometimes codes will still work after their listed expiry date or codes that were invalid get reused. Generally the codes below will not work, but it can be worth a try. If a code does work, please check the "worked for me" box next to it.

Invalid and expired coupons Code Valid
15% off
10% off on t-shirt + subscription bundle
40% off on all T-shirts
20% off your purchase
15% off on mental_floss items
15% off your purchase
Up to 40% off on T-shirts
20% off on Games
20% off on brain training
20% off your purchase
Buy 2, get 1 free on Books
20% off on InWords
20% off on JaLink
15% off your purchase
20% off your purchase
Buy 2, get 1 free on Tees
Free 4th Tee with purchase of 3 on Tee
Free shipping on $31 or more
$20 off orders of $80 or more
$10 off plus free shipping on orders of $60 or more

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