Creative Toy for Kids Fort Building Kit Balls and Gift Sticks Cave Igloo Toy Without Tent Description: FORT GLOW-IN-THE-DARK BUILD endless tent structures for play, forts, tunnels for play, and more with this fort construction kit that includes 51 glow-in-the-dark connecting rods and 36 multilink balls. BUILD YOUR OWN FORT - Create giant forts for children by inserting and twisting the rods in the balls (adult supervision is recommended); Children can play indoors and outdoors. The glow-in-the-dark function must be exposed to light before being activated in the dark. CHILDREN'S LEARNING TOYS - Build and imagine by mastering basic engineering skills; this construction fort building designed to ignite creativity; create a play tent for children by adding a lightweight sheet to the roof. INSPIRE CHILDREN'S SKILLS - Great for developing children's imagination, developing eye-hand coordination, fine motor skills training, as well as improving color and shape recognition. KIDS TENT CONSTRUCTION TOYS SPECIFICATION - This fort for kids play is made of , BPA free ; includes 12,2 inch 38 inch balls; These fort building toys are perfect for curious kids ages 3 and up. Specification: Material: . Ball diameter: 3.5 cm/1.38 inches. Rod length: 31 cm/12.2 inches. The package includes: 36 pieces of common balls. 51 pieces connecting rods (with tent or not, at your discretion)