Key Features :
i : Focused on teaching addition skills through tactile and visual engagement.ii : Includes 15 double-sided activity cards that offer 30 progressively challenging addition exercises.iii : Perfect for kids aged 4 and up, serving as an engaging entry point to arithmetic learning.iv : Seamlessly integrates with the broader Mathcubes range, allowing for an expandable and versatile math curriculum.v : 63-piece set featuring Mathcubes and innovative hinges for a hands-on learning experience.