This activity book was designed especially for the classroom teacher who is constantly on the lookout for unique and interesting ways to challenge the students' learning capacity in the area of elementary mathematics. The material presented here places a strong emphasis on defining the particular skills to be covered in each activity. All the activities may be used in a large or small group instructional setting, and many are reproducible, allowing students to work independently. This is a discovery approach either for remediation or enrichment practice. There are 46 games and activities presented along with an answer key. (YP)