

Professor Brainium's Games is an educational video game released exclusively for the Nintendo DS in 2008. The purpose of the game is to inform the player by providing various puzzles, which they must complete to progress further. The game is similar to Brain Age and Big Brain Academy in its format and style of play.

Point-and-click / Shooter / Puzzle / Science fiction / Horror
The first entry in the D series and one of the first games the company released, it dealt with taboo content such as violence and cannibalism, featured 3D CGI full-motion video, and used a first-person perspective. It was the first game to star the digital actress Laura.

Point-and-click / Puzzle / Quiz/Trivia / Educational / Kids
The player navigates Hamtaro to explore an outside area. He meets with the other Ham-Hams in order to play a variety of brain-training minigames. They are mostly educational, and were mainly designed for elementary-grade children.

Point-and-click / Puzzle / Quiz/Trivia / Educational / Kids
Benjamin Blümchen: Ein Tag im Zoo is a german only Nintendo DS game

Point-and-click / Puzzle / Quiz/Trivia / Mystery
Last Window: The Secret of Cape West is an adventure video game developed by the now-defunct Cing and published by Nintendo for the Nintendo DS handheld game console. It is the sequel to Hotel Dusk: Room 215, starring protagonist Kyle Hyde and placed one year after the events of its predecessor. The game has visual and audio styles similar to that of the first game. In Last Window, Kyle Hyde is living in the Cape West Apartments, Los Angeles, in 1980. The story of this sequel is separate from the first game, even though it includes some connections to it. Last Window was the last game developed by Cing before the company filed for bankruptcy on March 1, 2010.

Point-and-click / Puzzle / Quiz/Trivia / Mystery
Take control of an interactive mystery novel and discover the secrets of Hotel Dusk. Who is Kyle Hyde- and what really happened in Room 215? Take stylus in hand and navigate a tangled web of lies, betrayal, and murder to learn the answers.

Puzzle / Quiz/Trivia / Educational
Brain Age keeps the brain active through a series of mathematical questions, Stroop tests and Sudoku.

Puzzle / Quiz/Trivia / Educational
Brain Age 2: More Training in Minutes a Day contains all-new activities to challenge a player's gray matter. The title is a series of trainings designed to give the brain a workout. The 17 new, engaging activities are all designed to help work the brain. Whether players are playing simple songs on a piano keyboard or monitoring the photo finish of a footrace, they'll love this new mental workout.

Puzzle / Quiz/Trivia / Educational
Released in 2008 on Nintendo DS.