## Description _Est_ is an educational game that requires the player to estimate the size of line segments on the screen in centimeters. The player is allowed a 1.25 centimeter error margin. Before starting the game it’s possible to calibrate the [...]
## Description _Emaze_ , short for electronic maze puts the player in a rapidly changing electronic maze. The goal is to find the exit of the maze at the lower right corner of the screen. The maze is presented in a top-down fashion and changes itself over [...]
## Description _Drag!_ is an educational drag racing game. Up to four players must race to the finish line with their drag racing car. To do this they must solve simple arithmetic. The quicker they do so, the faster their car will go. The game is played [...]
## Description Your village is under attack! To escape the burning village, you flee into the caves beneath the village. The only way out is to go down, by falling from platform to platform while picking up bonus items to gain points. The ZX81 version [...]
## Description _Doolhof_ is a 2D maze game in Dutch. The player navigates a maze and must find the exit. Added difficulty is that the player can only see a fraction of the maze, so exploration is required. The game keeps track of the players coordinates, [...]
## Description _Defend!_ is a simple shooter game in which the player must fire incoming targets. Targets come from four different directions and the player musts shoot them by pressing the respective direction on the key pad. The player has only limited [...]
## Description _Deepspace_ is a textual space ship combat simulation. The player can play in three different systems, choose from three different ships and select his or her own desired weapons load-out. Each ship has a different maximum speed, weapons [...]
## Description _Course_ presents the player with a randomly generated obstacle course. The player can select a difficulty for the obstacle course to travel through. The course is shown in a top-down view and the goal is to travel through it (from the top [...]