This LCD writing board calculator pencil case combines a large-capacity storage case with a built-in digital writing tablet and calculator, offering a versatile tool for school-aged children. The set includes 100 pieces per box, each crafted from durable plastic and presented in a colorful box. Designed for kids aged 6 to 12, it serves as a practical organizer for pencils and supplies while providing a reusable surface for doodling, notes, or math practice. The integrated calculator adds functional value for homework or classroom use. This item is sold wholesale by the box.