<prompt> Pincer grasp occurs first during ___3-5 months5-7 months7-9 months9-10 months  <response>: 9-10 months- immature pincer grasp; babies use all of their fingers and their thumb to pick up objects; probes with forefinger. 12 months - mature pincer grasp; babies use index finger and thumb to pick up objects. Reference : page 49 Ghai Essential Pediatrics 8th edition 