Mine clay blocks from rivers, lakes, or beaches
Smelt clay balls in a furnace to make bricks
Open the crafting table
Place 4 bricks in a 2×2 square to craft a brick block
Use a stonecutter to convert brick blocks into brick slabs, stairs, or walls
Find brick blocks in some structures like villages, strongholds, or trail ruins
Trade with villagers for brick-related items in some versions