Mobile learning (mLearning) is using mobile devices like smartphones and tablets for educational purposes. It allows learning to occur anywhere and anytime since the devices are portable and can connect to the internet wirelessly. Spending on mobile learning is estimated to reach $246.9 million in 2011 as mobile devices continue gaining popularity starting with iPods and evolving to include smartphones and tablets. Mobile devices expand eLearning through their portability, ability to instantly access the internet and other features like cameras, music players, GPS, and messaging capabilities.