Guidecraft’s Varied Design Wood is an exciting compilation of wooden shapes in different sizes provides endless opportunities for kids to explore, sort, match, and build. Research shows that kids who are actively involved in block play are more likely to develop better hand-eye coordination and higher IQ scores. Made of Rubberwood, the Varied Design Wood - 18 lbs is an ideal indoor game for kids between the age of 2 and 7 years. Block arrangement games enhance problem-solving skills. Available in various sizes, these wooden blocks are a great choice for animated, pictorial fun. This pack comes with 1-year of manufacturer’s warranty. Kids can use these blocks to create beautiful bridges, huts, and more structures using their imagination.