Cognitive Development 518.894.1757 518.605.7605 Web site created by Javier Oballe  from Andes Web & Photo Design 518.605.7605  Infants - Follow objects with eyes - Put objects in containers - Stack objects - Imitate actions - Find objects Two - Three year olds - Work with mechanical toys - Mix and match objects and figures - Classify objects - Work with 3-12 piece puzzles - Recognize basic colors, shapes, and numbers Three or more - Recognize more colors - Increase alphabet - Learn numbers 11-20 - Understand 3-step instructions - Remember part of stories, movies, and songs Objectives Materials Used - Wooden/plastic containers - Beads - Peg Puzzles (3-9 pieces) - Puzzles (15-50 pieces) - Household items - Computer - Magnets - Mix and match dress-up puzzles computer time infants start early using the mouse and keyboards match objects and classify them working with magnets working with mix and match dress-up puzzles toddlers also use the laptop as the school age ones