We've added some fun new stuff to the mental_floss store, including disappearing mugs, pet toys and sippy cups. If you see something you absolutely need, buy it today and get 15% off your order. Just enter the code springtime before checkout. Happy browsing!
* Offer valid until Wednesday, March 24, at 11:59pm Eastern Time. Discount can be applied to everything except subscriptions, package deals and outlet store items.