Rainbow Tower Wooden Toy by Haba Toys The classic Rainbow Tower Toy from Haba. This wooden toy is a must have for any baby or toddler. The colorful rings stack in whatever order you want. This will be a favorite toy for years to come! Disks range from 1.5 to 4 inches. Price: $15.95 Bear in a Ring by Haba Toys $10.95 Happy Hippo Pull Toy by Melissa and Doug $19.99 Sale! $16.95