Using similar mechanics to Braid is one thing. Making similar aesthetic choices up to and including the use of music by the same composer/performer is a bit much.
The circular level design isn't really capitalized on. This could be really interesting if the roundness of the levels mattered in some way. As it is, these could be flat levels with wrap around edges.
 "Dusk"){kind=icon}
 "znRevolutions"){kind=icon}
 "Collapse It"){kind=icon}
 "Brain Waves"){kind=icon}
 "Starlight"){kind=icon}