Speed typing game 2.1

Test your reaction time and judgement by filling in math symbols as quickly as possible.

Calculator for vectors, matrices, complex numbers, coordinates, intersections and function plotting. For objects like point, line, plane and sphere distances, intersections, volume, area of squeres, area of a triangle can be calculated.

A children's program for creating expressions with two simple variables = true or false. Using pictures of animals, compose an expression then add lines to get the desired result, equality.