Ideal: Created by experts for use at home or classrooms. Ideal for early learning classrooms or daycares. Wonderful: These sets are great for adding detail to dough creations. Perfect for creative play with Easy-grip great for Hours of fun. Manufacturered by Exceart. Good: An excellent way for any child (or adult) to enhance their imagination and creativity. Great: Made of plastic very strong durable for long term use. Perfect: Number and mathematical symbol style design can be good prop to enhance you children interested in math.