Quizflip

This flashcard will help you to learn many things(new language, new culture, math, physics, biology or something else) more easily.

To use this device, you need to install an app on your mobile devices first then you can transfer any cards(questions + answers) that you want to this device using wifi or bluetooth. This device can hold up to 100,000 cards.

This is the video explaining about quizflip capability :

The battery can last up to 10 days from full charge.

All images from :
quizflip
indiegogo