Measuring over 15 in. (38cm) square, the LEGO DUPLO Green Building Plate (10980) base provides the ideal landscape toy for kids ages 18 months + to build on, play with and display their wonderful creations. This 24x24-stud green LEGO base plate is ideal for little builders. It holds bricks firmly at any angle (even upside down!), opening up an endless world of imaginative play possibilities – from grassy gardens to exotic jungles, steep mountainsides to cool, green, flying machines. And, when the building stops, the firm DUPLO base board provides a collapse-free way to transport and display kids' handiwork. Parents can share precious developmental milestones as LEGO DUPLO building toys and plates put open-ended fun, self-expression and confidence into young children's hands. Measures over 15 in. (38 cm) square. Contains 1 piece.