Arts and crafts help kids to develop brain capacity in early childhood. Participating in arts and crafts also encourages self confidence, concentration and positive social skills such as flexibility and cooperation. 
Make gorgeous drips and swirling designs by painting with straws. This is a wonderful preschool art activity, but fun for all ages.
Children love blowing through straw and watch run colors in various directions. Kids of nursery class are amazed when they watch the formation of colorful pattern and design. Many such awesome patterns were created by children.