A perfect resource for young children with fascinating sparkling stardust which swirls around the inside of the balls as they are moved. Ideal for boys and girls, captivating the imagination and improving concentration skills. Set of 7 in red, silver, gold, green, blue, pink & purple. Supports the following areas of learning:. Understanding the World - colour. Personal Development - sensory. Physical Development - hand-eye coordination. Physical Development - motor skills. As with all our sensory products, adult supervision is required at all times.