Special recommendation， a very good intelligence toy[name] IQ-CAR[material] advanced plastics[weight] about 230 grams[accessories]1， a pamphlet (160 questions)2， 12 cars， 4 trucks3， plastic parking a game disc[Specification] box length 14.5CM， width 14.5CM， high 4CM.The game disc length is 14.3CM， width 14.1CM， thickness 2.3CM.[age] this product is suitable for 3-100 years old