This set includes 36 hollow, transportation-themed shapes in 4 colors. With 3 shapes, link the pieces together to practice counting, sorting and sequencing and more. These linking blocks are made of durable plastic. Easily clean them with soap and warm water. They’re designed to last for years of home or classroom use. These bulky pop beads are the perfect size for young children to connect and pull apart. Use these manipulatives to enhance fine-motor skills and early math lessons. Or, use them to illustrate colors and travel. They’re an excellent addition to sensory bins and loose parts play. For ages 18m+. || Size: 3”L x 2.5”H x 0.75”W.