The LEGO Education STEAM Park 45024 DUPLO Preschool Set is a brand new, sealed product designed for children aged 3-5 years. With 295 pieces, this set allows young learners to engage in hands-on STEM activities through play. The set includes a variety of LEGO bricks to build a STEAM park, helping children develop critical thinking skills and creativity. Released in 2017, this set is sure to provide hours of fun and educational value for preschoolers interested in exploring the world of science, technology, engineering, and mathematics.