Product Group: theory. Contributor: Bennett, Ned. A practical and imaginative guide to improvisation for instrumentalists and pianists of any age, from beginners to approximately grade 4 level. The Improvisation book takes students on a journey around the world, exploring music from other cultures as well as developing improvising skills and building confidence. The book is designed to be used alongside instrumental/piano lessons, in preparation for Trinity Guildhall/ABRSM exams or in the Key Stage 2/3 classroom. The enhanced CD features audio tracks to play along with and piano accompaniments to download.