Test your smarts with these brain teasers! Adapted from 10 Brainteasers To Test Your Mental Sharpness / Forbes.com www.forbes.com/sites/work-in-progress/2012/05/15/10-brainteasers-to-test-your-mental-sharpness/ Post to Facebook: on.fb.me/1jbvQ8P Like BuzzFeedVideo on Facebook: on.fb.me/1ilcE7k Post to Twitter: bit.ly/1jbvOxE Music courtesy of Warner/Chappell Library, Used by Permission Film Footage courtesy of Shutterstock, Inc., Used by Permission Credits: 10 Brainteasers To Test Your Mental Sharpness / Forbes.com www.forbes.com/sites/work-in-progress/2012/05/15/10-brainteasers-to-test-your-mental-sharpness/ Peter_higgs_chalkboard / WikiMedia Commons upload.wikimedia.org/wikipedia/commons/9/97/Peter_higgs_chalkboard.jpg Girl at a Window (Rosalba Peale) / WikiMedia Commons en.wikipedia.org/wiki/File:Girl_at_a_Window_(Rosalba_Peale).jpg Frans Hals - Three Children with a Goat Cart (detail) - WGA11065 / WikiMedia Commons commons.wikimedia.org/wiki/File:Frans_Hals_-_Three_Children_with_a_Goat_Cart_(detail)_-_WGA11065.jpg Flomar_DSLR_Camera / OpenClipArt.org openclipart.org/image/300px/svg_to_png/6682/flomar_DSLR_Camera.png Kirstan's_Hole_-_geograph.org.uk_-_184489 / WikiMedia Commons commons.wikimedia.org/wiki/File:Kirstan's_Hole_-_geograph.org.uk_-_184489.jpg Two_Girls_and_Koala / WikiMedia Commons commons.wikimedia.org/wiki/File:Two_Girls_and_Koala.jpg Wooden People Man Character Person / Pixabay.com pixabay.com/en/wooden-people-man-character-person-37491/ Silver Medal / WikiMedia Commons commons.wikimedia.org/wiki/File:Silver_Medal.svg