This activity would be good for the physical development of preschoolers because they will learn motor skills on how to put the pipe cleaners threw the little holes on the strainers. I feel like this is an age appropriate activity because it seems like something they could do without being bored easily.
Creative ways to build and work on a functional pencil grasp. Really cool activities you can do as part of your daily classroom routine. Read more at: http://www.sugaraunts.com/2013/09/improving-pencil-grasp-with-fine-motor.html