Felipe Brandes' 24 Preludes, Op. 34, represents a modern exploration of the prelude form. These pieces are likely characterized by their contemporary harmonic language and varied pianistic textures.
Attention to detail in articulation and dynamic shaping is crucial for conveying the distinct atmosphere of each prelude.
24 Preludes (Op.34) is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7.
You should be comfortable at Henle level 5 — meaning you can already play level 4–5 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
24 Preludes (Op.34) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.