What is the best Lego Duplo set? If your toddler or preschooler is a budding builder, foster their interests with Lego Duplo sets, which are designed for kids ages 18 months through 4 years old. Lego ...

Both sets come with an idea sheet to help you get started, though you’re free to build pretty much anything, as you’ll find bricks in a variety of shapes, sizes, and colors. The Lego Classic Large ...