Viga Maths Bead Frameis an engaging and fun toy that will help kids develop a love for maths and counting! On one side of the frame there is a codex which guides your child in moving the beads for addition and subtraction operations. The beads are safely locked into their wire frames so kids can move them back and forth while enjoying the natural feel and sounds of the wood. Further Info on Viga Count and Match Numbers: Recommended Age: 3+ years Measures29 cm L x 14.5 cm W x 7.5 cm H Viga Toys uses non-toxic paints and inks and is safe for children Made from high quality, responsibly sourced materials and complies with EN71 and ASTM standards