THE PLT WAS ON A FLT TO PRACTICE TAKEOFFS & LANDINGS FOR THE PURPOSE OF ACFT RE-FAMILIARIZATION BEFORE A PLANNED X-COUNTRY FLT. AS HE WAS LANDING, THE ACFT BOUNCED 3 TIMES. HE RPRTD THAT ON THE 3RD TOUCHDOWN, HE WAS 'NOT ABLE TO ACHIEVE SUFFICIENT FLARE TO AVOID TOUCHING DOWN NOSE WHEEL FIRST.' SUBSEQUENTLY, THE NOSE GEAR COLLAPSED & THE ACFT CAME TO REST, NOSE DOWN, ON THE RWY. DRG THE PREVIOUS 90 DAYS, THE PLT HAD ACCRUED 3.5 HRS IN THIS MAKE & MODEL OF ACFT; HOWEVER, SINCE 5/20/89, ALL OF HIS FLT TIME HAD BEEN IN ANOTHER TYPE OF ACFT WHICH HAD DIFFERENT LANDING CHARACTERISTICS.