Bizarria is an intriguing character piece, likely composed as an etude-like work focusing on shifting moods. Its title suggests a capricious quality, characterized by sudden harmonic shifts and rhythmic surprises.
Practice the dynamic transitions carefully to highlight the dramatic and quirky nature of the musical motifs.
Comparable difficulty and character — good candidates for what to learn next.
Bizarria is rated Henle level 5 of 9 — late intermediate repertoire, roughly ABRSM grades 6–7. In the RCM system it corresponds to about level 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.
A typical performance of Bizarria lasts about 3 minutes.
Bizarria is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.
Pieces at a comparable difficulty and character include Amor ardente by Aurélio Cavalcanti, Altiva by Aurélio Cavalcanti, Altiva by Aurélio Cavalcanti — see the full similar-pieces list on this page.