Sixty mind challenge cards with hints and solutions</br>Five brick pieces</br>Game-go storage bag</br>Builds on player's architectural skills as they combine seven puzzle pieces to construct up to sixty 3D structures</br>For ages 8 years and above</br></br>Product Description</br></br>ThinkFun Block By Block</br></br>Amazon.com</br></br>There are only seven pieces in this puzzle?? so it should be easy. Right? Guess again! Sixty puzzle cards show 60 three-dimensional structu