Spirograph Geometric Ruler and Drawing Toy. Can be used to make various patterns and designs Dimension: 20*10 cms Usage: Place the ruler on a sheet of plain paper. Place the small circle provided inside the ring. The point of a pen is placed in one of the holes of the circle. As the circle is moved, the pen traces out a curve. Pens of various colors can be used, to add texture and color to the design by switching colors in a set pattern or a random fashion, as seen in the image above. Each set contains 1 ruler with drawing tool and 3 circles to draw patterns return gifts for birthday party for kids, birthday return gifts for kids, return gifts for kids, return gifts for kids age 3-5, kids return gifts for birthday, return gift for kids birthday, best birthday return gifts, birthday return gifts, kids birthday return gift items, return gift for kids age 6-10, birthday return gifts for kids 6 years, kids return gifts, birthday return gifts for kids 3-4 years, bulk return gifts for kids birthday, birthday return gift for kids, returns gifts for birthday party kids, birthday return gifts for kids 8-10 years, best birthday return gifts for kids, birthday return gift, birthday return gifts for kids 10+ years