When Sid's favorite shoes don't fit his feet anymore, he can hardly believe it! He is determined to get to the bottom of this strange problem. With a little help from his family, friends, and teacher,
See what George discovers?letters, shapes, numbers, sounds, colors, time, senses?and learn right along with him in this interactive book with touch-and-feel surprises, flaps, pull tabs, wheels, and fo
The Knowledge Seeker is a useful system to develop various intelligent applications such as ontology-based search engine, ontology-based text classification system, ontological agent system, and seman
