This canon by Čiurlionis is a masterclass in concise contrapuntal writing from the Lithuanian master. It demonstrates his unique ability to blend formal rigidity with highly expressive, mystical melody.
Achieving independence of the two lines is essential for the success of this canonical form.
Comparable difficulty and character — good candidates for what to learn next.
Canon in A major, VL 116 is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 6.
You should be comfortable at Henle level 4 — meaning you can already play level 3–4 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 Canon in A major, VL 116 lasts about 2 minutes.
Canon in A major, VL 116 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 Canon in C minor, VL 216 by Mikalojus Konstantinas Čiurlionis, Canon in D minor, VL 118 by Mikalojus Konstantinas Čiurlionis, "Oh Woods("Oi giria, giria"), VL 276 by Mikalojus Konstantinas Čiurlionis — see the full similar-pieces list on this page.