Ages 3+. Includes 24 Wooden Pieces. Sturdy Wood Construction. Helps teach fine motor-skills, hand-eye coordination and problem solving; encourages imaginary play and manual dexterity. Melissa & Doug products meet or exceed all US toy testing standards and pass Our high quality requirements. Ask the child to sort the flat boards with holes by color and to identify the colors. Have the child count the number of boards in each color and count the total number of boards. Ask the child to sort the screws by the color of the screw heads. Ask the child to identify the colors and count the total number of screws. Place four pieces from the tool kit in front of the child. Let him/her study the pieces before asking the child to close his/her eyes while you remove one piece. We love feedback! Call us: 1.800.284.3948. MelissaAndDoug.com.