Block of Gunpowder
Craft a Gunpowder Block from 9 gunpowder (4 if Quark is present). The block will obey gravity like sand and gravel, and if it touches lava, it will dissolve into air.
Block of Sugar
Craft a Sugar Block from 9 sugar. The block will obey gravity like sand and gravel, and if it touches water, it will dissolve into air.
Player pressure plates
A pressure plate that is only activated when the player stands on it. It is crafted from gilded blackstone.
Craft iron nuggets around a redstone torch to create a Redstone Lantern. The lantern lights when it receives a redstone signal from neighbouring blocks.
Craft redstone around a sand block to create Redstone Sand. It falls like sand and emits a signal like a Redstone Block.