Dig inside the ultimate predator- T. Rex! Featuring five squishy organs, your kids will love building a model of the dinosaur king, layer by layer, from the organs to the crushing jaws! With a clear skeleton, kids can see all of T. Rex"s insides, guts and all, after the model is complete. Each kit comes with eight exterior shell pieces, six bones, three muscles, five squishy organs and a display stand. A fully-illustrated fact book is also included so kids can learn about T. Rex as they build. For instance, did you know that T. Rex was one of the most powerful meat-eating animals to live on land? Weighing an impressive 12,000 pounds, T. Rex measured 40 feet long. T. Rex had an astounding 60 teeth, which it used to rip large chunks of meat from its prey. The Amazing Squishy T. Rex is a great gift idea for any dinosaur enthusiast. This item is recommended for ages seven and up.