There are some papers that claim it yes, but there are meta analysis papers that take those into account as well and overall conclusion is that it doesn't help with "fluid intelligence". One can develop new skills though just like with every other activity.

Meta analysis: http://psycnet.apa.org/journals/dev/49/2/270/

Scientific american article about it: http://www.scientificamerican.com/article/brain-training-doe...