April Benasich, Rutgers University (IMAGE) Rutgers University Caption April Benasich of Rutgers University-Newark says 4 to 7 months is an ideal age to enhance a baby's listening skills. Credit Benasich Lab Usage Restrictions For use with journalistic reporting of this research. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.