The building brick kit block construction toy set includes 5 different colors and 4 unique bricks in 2x2 pegs and 4x2 pegs to help children develop STEM skills from visual learning to gain strong sense of color matching, artwork, even structural engineering, and etc at an early age and keep child occupied for hours of endless stimulating creative fun while still making education entertaining. This building brick block set is best gifts for 3 4 5 6 7 Years Old Girls Boys. Suitable for birthdays, Christmas, Easter and Summer Camp activities. It is suitable for school classrooms, family parties, beach games, and more. PicassoTiles 150 Piece Large Construction Brick Building Blocks STEM Bricks Toy Set Creative Learning Early Education Playset 5 Colors 4 Unique Shapes Mix & Match Toys for Kids Boys Girls Child Age 3+ | Picassotiles | | PICASSO-TILES 150PCS Large Construction Brick Building Blocks, STEM Educational Toy Set, Creative Learning Playset | Best Buy