Giant Yellow Pencil, Single. A giant pencil for even bigger ideas. The greatest feature of this 13 1/2" (34.3 cm) long Giant Pencil is that it's a real pencil! The lead writes, the eraser erases and it's perfect for making your desk look tiny or for carving a wood spirit. The lead runs all the way through. 1 1/8" across flats, made of pine wood.