Trying to catch up on some older 360 games while playing XOX & W10 games :)
Let me know if you need help with the Apocalypse difficulty achievement ... we need to setup a time for NHL as well!
For constructing a building - Lost Artifacts: Golden Island
Eat nothing but dried kelp for three in-game days - Minecraft (Android)
Power a furnace with a kelp block - Minecraft (Android)