• plastic
• Building construction --develop creativity and imagination ability also can hands-on and hand-eye coordination,counting blocks for math
• Number block --this product can be given as a great present for your friends and families they will , building
• --this product can accompany and increase parent- interaction,math linking cubes
• Number building blocks--made of material, it is and use you can safe to use it, building blocks
• construction --compact size, easy for to grasp a great educational for you will have a good mood, blocks