This is a detailed guide on Loose Parts & Open-Ended Materials developed by We Skoolhouse.
 
What Is Included: 
Understanding Loose Parts & Open-Ended Materials
Comprehensive List of Loose Parts by Material Type
Benefits of Loose Parts & Open-Ended Play
Age-Specific Loose Parts Recommendations:
Infants (0-12 months)
Safe, large, soft materials such as fabric scarves, wooden rings, silicone cups, and baby-safe mirrors.
Toddlers (1-3 years)
Items for grasping, sorting, and simple pretend play, such as wooden spools, wicker baskets, river stones, and ribbons.
Preschoolers (3-5 years)
More complex building and imaginative play materials, including tree stumps, cardboard boxes, bamboo sticks, buttons, and fabric tunnels.
Storage & Organization Strategies
Ideas for Invitations to Play