-Classroom-Ready Math Skills: Help your little ones build the addition and subtraction skills they need for elementary school success with these hands-on first grade learning materials! -Fact Families, Equations, and More: With its mix of fun hands-on activities and first grade learning games, this set helps students learn essential math skills, whether they’re building with MathLink Cubes or working with ten frames! -Built-In Storage: The Skill Builders! 1st Grade Addition & Subtraction set comes with its own reusable carrying case—use it for storage when playtime’s done, or take learning on the go! -Ages and Stages: Specially designed with little ones in mind, the first grade learning materials in Skill Builders! 1st Grade Addition & Subtraction helps kids as young as 6 build early math and problem-solving skills! -Give the Gift of Learning: Whether you’re shopping for holidays, birthdays, or just because, toys from Learning Resources help you discover new learning fun every time you give a gift!