It is getting taught astronomy alone by itself. 
 Turning to the pupils. But go in, lest he meet with us. Strepsiades. Not yet, not yet; but let them remain, that I may communicate to them a little matter of my own. Disciple. It is not permitted to them to remain without in the open air for a very long time. The pupils retire. Strepsiades. (discovering a variety of mathematical instruments). Why, what is this, in the name of heaven? Tell me. Disciple. This is Astronomy. Strepsiades. But what is this? Disciple. Geometry. Strepsiades. What then is the use of this? Disciple. To measure out the land. Strepsiades. What belongs to an allotment? Disciple. No, but the whole earth. Strepsiades. You tell me a clever notion; for the contrivance is democratic and useful. Disciple. (pointing to a map). See, here’s a map of the whole earth. Do you see? This is Athens . Strepsiades. What say you? I don’t believe you; for I do not see the Dicasts sitting. Disciple. Be assured that this is truly the Attic territory. Strepsiades. Why, where are my fellow-tribesmen of Cicynna? Disciple. Here they are. And Euboea here, as you see, is stretched out a long way by the side of it to a great distance. Strepsiades. I know that; for it was stretched by us and Pericles. But where is Lacedaemon ? Disciple. Where is it? Here it is. Strepsiades. How near it is to us! Pay great attention to this, to remove it very far from us. Disciple. By Jupiter, it is not possible. Strepsiades. Then you will weep for it. 
 Looking up and discovering Socrates. Come, who is this man who is in the basket? Disciple. Himself. Strepsiades. Who’s Himself ? Disciple. Socrates. Strepsiades. O Socrates! Come, you sir, call upon him loudly for me. Disciple. Nay, rather, call him yourself; for I have no leisure. Exit Disciple. Strepsiades. Socrates! My little Socrates! Socrates. Why callest thou me, thou creature of a day? Strepsiades. First tell me, I beseech you, what are you doing.