Nokia has demoed some coming soon games, and the already-released mobile version of Firefox on its N900 device out at the Mobile World Congress event.

The 3D games, shown by Jussi Makinen, marketing manager for Maemo for Nokia, comprise of 3D rollercoaster title that Makinen says shows off the graphical capabilities of the touchscreen handset.

There's also another game that involves wrapping rope around a log, which looks more compelling than it sounds.

For this, and a look at Firefox running on the phone, hit play on the video above and we'll keep you posted with all things Nokia.