NEED EXP AND MONSTER FARM FOR 1.20.6

Does anyone know working exp farms and monster spawners for bedrock 1.20.6 I need a stable fast way to get EXP and I also want a way to get a lottttt of gunpowder when I need it very easy.

If anyone knows a exp farm glitch or singing of the sort or a working mob spawned pleaseeee let me know