Summation is a match 3 game, but with a twist. To complete each level, you must reach a target number. This is achieved by adding, subtracting, multip …
David Hume was born near Edinburgh, Scotland, in 1711. Hume displayed great academic ability from a young age and, at the age of 12, went to the Unive …
Can you make the sums work out?In this game you are given a set of sums in a grid, and a collection of numbered blocks. Simply drag the blocks into th …
George Berkeley was born in County Kilkenny, Ireland, in 1685. He was educated at Kilkenny College and, from 1700, Trinity College, Dublin, where he b …
Gottfried Wilhelm Leibniz was born in Leipzig, in what is now Germany, in 1646. He was educated at the universities of Leipzig, where his father was P …
Baruch Spinoza was born in Amsterdam, the Netherlands, in 1632. The son of Spanish-Portuguese Jews, he began to question the validity of the instructi …
Immanuel Kant was born in Königsberg, Prussia, in 1724. He lived his entire life in Königsberg; studying physics and mathematics at the university fro …
Arthur Schopenhauer was born in Danzig, Prussia, in 1788. His early education was directed towards a career as a businessman rather than as an academi …