SmartGames is a worldwide leader in brain-building, one player games. They are a leader in creative thinking games with simple game rules. Lots of people are intimidated by a challenge which looks too complex - SmartGames keeps it appealing with fewer pieces, yet still challenging. The most important thing, though, is that SmartGames are fun. Castle Logix - Build the finest castles with 7 wooden blocks, but watch out that one tower doesn't block another. This great puzzle/toy inspires the imagination, as well as promotes fine motor skills and eye-hand coordination. Includes 48 challenges. The wood used is rubber wood left over from rubber production. The package is also made of recycled materials. Castle Logix has received numerous international awards. A great puzzle for beginners. Ages 3+.