Microsoft invested in access to the entire library of writing and images of reference publishing house Dorling Kindersley.

[3] The game contains 400MB of dinosaur-related information, including full-motion video, audio, and a gallery of scanned artwork.

[5] The Obscuriority felt the title "demonstrates how thoughtfully crafted reference material can bring value to information", adding that guided learning experiences such as this have value even in the age of Wikipedia.

[8] The Seattle Times thought its chief asset is its consistently challenging, informative content.

[9] An article at the Journal of Accountancy recalled a four-year-old child who, a few months after using the program, correctly identified the species of a dinosaur toy and pulled up the information in the game.