A new edition of the best-selling, story-based course for children starting English at the beginning of the school system. Happy House introduces children to English through the adventures of a lively family with their three children, their cat, Otto, and the mouse characters who live under the floor.The Activity Book contains:- one page of practice activities per Class Book lesson -Take-home English activities to involve parents in children's learning - a MultiROM, with interactive language games, songs and stories.