brainvr

Unity3D / Google Cardboard Android app for viewing a model of the human brain

Available for free on Google Play

More info on the data at thyrd.info/brainvr

Building Brain VR

Brain VR uses the Takohi Games Text to Speech plugin, which is $2 from the Unity store:

Installing that package will create:

Assets/Plugins/Android/ttsunityplugin.jar
Assets/Plugins/UnityAndroidTTSPlugin.dll
Assets/Takohi/*

which should allow you to build Brain VR.