The Church! Quick Help!

[PCAngel]

'kay. I'm in the church & I've pushed the three stones numerous times but cannot see what is moving! Where do I go? What do i do? Catrina has mentioned bone dust - where do I get this from? Please help!

[tlr online]

Press the middle tablet, then the left, then the right. watch the cut scene and go and collect the bone dust the cut scene shows you.