The "Circumference, Area, and Volume" learning mat from Deltas is an innovative educational game specifically designed for children aged 4 and up. This interactive mat promotes the understanding of fundamental mathematical concepts such as circumference, area, and volume in a playful way. Made from durable plastic, the mat offers a long-lasting and easy-to-clean surface, making it ideal for use in schools or at home. With a length of 30.5 cm and a width of 43 cm, it is compact and can be easily stored or transported. The learning mat is designed in Dutch, allowing children to familiarize themselves with basic math concepts while simultaneously developing their motor skills and spatial thinking. Through playful learning, it fosters an interest in mathematics and enhances motivation to learn. The mat requires no external power source and is therefore always ready for use, making it a practical tool for teaching or learning at home.