Conversation so far:
What kind of instrumental music did Jean-Philippe Rameau make?
confined their compositions to the relatively fixed mould of the classical suite.
Who else confined their compositions to classical suite?
Francois Couperin.
Did Rameau work with Couperin?
They seem not to have known one another.
When did Rameau begin composing instrumental music?
Rameau published his first book of harpsichord pieces in 1706.
Did he compose music for other instruments?
CANNOTANSWER.

Question: What were some of his pieces?
Self-contained rewrite: What were some of Jean-Philippe Rameau pieces?