Egg Tangram - Two Sets With 55 Challenge CardsNine unique puzzle pieces for building varied shapes. Fifty five challenge cards with easy, medium, and hard levels. Two full sets for solo play or friendly competition. Team up to tackle complex models or race for speed. Solutions included for every challenge. Beautifully crafted wooden design for tactile play. Encourages critical thinking and basic geometry concepts. Suitable for all ages as a learning and creative activity.