Description: Fun and engaging set- this interactive set comes with the wooden block and 6 screws. The set also comes with a screw driver to twist and turn the screws into place, though your child can also just use their hands if they prefer. Fine motor development- The screw block toy is not only a fun activity, but it may also help to assist with your child's development of hand eye coordination, matching, and fine motor skills. Quality construction- is made from wood and is sanded smooth to be safe for little hands. The included screwdriver and screws are also constructed from wood and are painted in bright, vivid colors. Great gift- This unique toy is an excellent gift for holidays, birthdays, or any occasion! It's a fun activity that is sure to keep your toddler or preschooler entertained for hours! Size Chart: Square Column 12.5x3.5x3.5cm/4.92x1.37x1.37inch Screwdriver 7.5x2.5cm/2.95x0.98inch Wrench 8.5x4cm/3.34x1.57inch Screw 4x3cm/1.57x1.18inch Package Includes: 1 Piece Wooden Block 6 Pieces Wooden Screws 1 Piece Wooden Screw Driver 1 Piece Wooden Wrench : Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you!