<p><div class="image-container float_right" style="width:350px"><div class="image"><img src="http://static5.businessinsider.com/image/51865b7eecad04954a00000c-902-677/phoebe-cai-15-usa.jpg?maxX=350" border="0" alt="Phoebe Cai 15, USA" width="350" /></div><p class="source">Parents</p><p class="caption">15-year-old Phoebe Cai of the USA</p></div>Earlier, we told you about <a href="http://www.businessinsider.com/the-10-smartest-kids-in-the-world-2013-4">the 10 smartest kids in the world.</a></p>
<p>They are ranked by a site called Brilliant.org, <a href="http://brilliant.org/about/">which asks users progressively harder math and science problems.</a></p>
<p>Think you might be as smart as one of these tweens or teens?</p>
<p>Prove it by solving some of the math problems they've solved.</p>

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BusinessInsider

If You Can Solve These Math Problems, You Are As Smart As The World's Smartest Teenagers

Parents15-year-old Phoebe Cai of the USAEarlier, we told you about the 10 smartest kids in the world. They are ranked by a site called Brilliant.org, which asks users progressively harder math and science problems. Think you might be as smart as one of these tweens or teens? Prove it by solving some of the math problems they've solved.

Parents15-year-old Phoebe Cai of the USAEarlier, we told you about the 10 smartest kids in the world. They are ranked by a site called Brilliant.

If You Can Solve These Math Problems, You Are As Smart As The World's Smartest Teenagers

Nicholas Carlson

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