Cramer's variations on the Scottish tune 'The Braes of Ballenden' offer a set of elegant and melodically sensitive elaborations. The pieces are characterized by their refined pianistic writing and graceful character.
Focus on achieving a legato line and delicate articulation throughout the variations.
7 Variations on 'Braes of Ballenden', M.6.08 is rated Henle level 4 of 9 — intermediate repertoire, roughly ABRSM grades 5–6. In the RCM system it corresponds to about level 5.
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 7 Variations on 'Braes of Ballenden', M.6.08 lasts about 10 minutes.
7 Variations on 'Braes of Ballenden', M.6.08 is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.