Grimm's AmmoniteUnlock a world of creative exploration with the Grimms Ammonite Puzzle, a unique fusion of shape puzzle and building block set designed to grow with your child. This 23 piece wooden set invites children to engage, discover, and play in endless ways, offering experiences that evolve alongside their skills. At first, young hands will delight in exploring the different shapes and textures of the smooth, carefully crafted limewood pieces. As children