Providing loose part materials to children allows them to explore, experiment and tinker with. They engage, design, create and build using the materials. The toddlers have been interested in collecting and sorting. Loose parts allows them to engage in these types of activities. As you can see the one child has collected all the wooden clothes pins in their hands and another child placed the rocks on the the wooden flowers. Children use their imaginations playing with these materials and the fun, learning and development is endless.