The ETA Versa Tiles Level 4 Math set is a comprehensive homeschooling resource designed to help students learn math concepts through hands-on activities. The set includes 5 student books, 5 tile sets, and a teachers guide, all in English and authored by ETA Cuisenaire. The materials are trade paperback format and made in the United States. With a beginner level focus and a publication year of 2009, this product is ideal for students looking to enhance their math skills in a fun and interactive way. Dividing Whole Numbers Sums and Differences Measures and Figures Patterns and Relationships Whole Numbers, Decimals and Fractions Multiplying Whole Numbers Probability and Data Adding and Subtracting Data