Brain exercises and brain teasers are some fun things to do when you have some free time or just want to tinker with something on the couch while watching TV. Great for those who have difficulty sitting still. This means you have to separate the two parts from each other, but this is certainly harder than you think. It contains different levels of difficulty, so it's best to start with the easiest and work your way up. Each kit contains 8 different puzzle pieces. Contains small parts. Not suitable for children under 5 years of age. Challenge your mind and have fun with brain exercises and trivia. Perfect for killing free time or sitting on the couch watching TV. Ideal for those who have difficulty sitting still and want an active challenge. Separating these two parts is harder than you think. There are different difficulty levels, you can start with the easiest and gradually get better. Each kit contains 8 different puzzles to keep you entertained.