How to play with a 3.5 year old?

Fun Activities for Three-Year-Olds

Allow ample opportunities for them to run, jump, and play outdoors. Engage in daily storytime by reading books together. Incorporate sing-along action songs with accompanying movements and practice finger plays. Create simple musical instruments such as using an oatmeal box or coffee can as drums and dry beans in a box for shakers, among other creative ideas.