Búsqueda: premium solver for education
Royal Sudoku 1.0

Collection of sudokus with a fairly difficult level, only recommended for experts.
FillToy

Fun for the youngest in the house on the PC. Colour in with crayons and all types of colours.
Tuxmath 1.7.2

An educational game for children to learn maths with Tux, the friendly penguin, who launches spaceships that contain maths operations.
BRAVIS Pico Edition 1.5.24.27

It lets you make videoconferences with various users simultaneously, via a webcam.
Happy Note! Notes in Space

Learn how musical notes work at the same time as you have fun flying your spaceship.
Sim City 2000

Construct your own city from nothing, including roads, airports, housing, bridges, etc.
Donsantos Fracciones 1.0

An educational tool for children to revise mathematical fractions.