Toy consists of blocks of wood held together by ribbons.;When the ladder is held at one end, blocks appear to cascade down the strings;However, this effect is a visual illusion which is the result of one block after another flipping over;The interlaced ribbons allow each block to act as if it is hinged to the next one at either of its two ends;A Classic Old fashion toy that your never too old to play with.

• Jacob's Ladder-old Fashion Colorful Wooden Toy -2 Pack
• 6 colors - red yellow green blue orange purple

Jacob's Ladder-old Fashion Colorful Wooden Toy -2 PackNINGBO