From Mother Jones:
If only ACORN were still around:
President Barack Obama won the Scholastic Student Vote by a margin of 51 percent to 45 percent over Mitt Romney. The vote polls those under 18 to weigh their preferences in a mock election. More than 250,000 did. Obama took home Colorado, Florida, Nevada and Ohio, while Romney won Virginia.
Sadly for the Obama campaign, a certain amendment to a certain document precludes these impressionable nine-year-olds and drunk high-schoolers from casting ballots in the election. Scholastic did emphasize that their presidential poll "may not be official, but its results have often indicated who eventually wins the presidential race" since the mock poll started in 1940....MORE
...No word yet on where that 4 percent of uncommitted or third-party child voters stands on Gary Johnson.
Here's a helpful chart to show you which way non-voting minors break on a state-by-state basis (check out how the candidates are doing with kids in the swing states):