1)   Excel Add, Subtract, Multiply, Divide or Round All Cells Software 7.0
Apply a math operation (add, subtract, multiply, divide or round) to a block of selected cells in MS Excel. Excel 2000 or higher required.

 2)   IQ testing software 1.1
One of the best iq tests. This iq test is able to measure your intelligence quotient (iq) very accurately and quickly. It contains tests of varying psychological validity. It also contains several tests that can measure different abilities.