Grimm's | Leonardo SticksLeonardo Sticks by Grimms Wooden Toys Leonardo da Vinci is best known as the Renaissance artist who painted the Mona Lisa. However, he has also been called the father of architecture and engineering. These Leonardo sticks enable children to experience his ingenious method for building a self supporting bridge without the need for ropes or fixings, held together only by the pieces of wood. With these simple building components older children will be