OK here we have my sugestion which takes in all destinations posted now and sugestions made last trip ie Rob Roy etc
From Tooronga Village head east along Burwood Hwy.
Just after ElgarRd on Left hand side - turn LEFT into Station St.
Straight over Maroondah Hwy/White Horse Rd
Past Springfield Rd on right hand side
Over Eastern Fwy.
Straight over Doncaster Rd
Past George St on right hand side
Past King St on right hand side
Past Reynolds Rd on Right hand side
Past Porter St on right hand side
Past Main Rd on left hand side
Past Bridge st on left hand side
Past Wattle tree rd on left hand side
Past Research Rd on right hand side
Past Kangaroo Gnd rd on right hand side
TURN RIGHT into Eltham / Yarra Glen Rd
Follow to end in Yarra Glen
Turn south onto Melba Hwy
Thru Cold Stream
Keep right at Lights onto Maroondah Hwy
TURN LEFT into Swansea Rd
Past Hereford Rd on Left hand side
Past York Rd on left hand side
TURN LEFT into Mt Dndenong Tourist Rd
Stay on this thru Mt Dandenong - Olinda - Sassafras - Ferny Creek - Tremont
In Upper Ferntree Gully head back onto Burwood Hwy back to Tooronga Village
Get you maps out and looky - having not been that way I am only guessing off melways etc