1)   True Tax Calculator 5.6.02 It is an Indian Income Tax Calculator. Generate Reports: 1) SARAL 2) Computation. 2)   Cosycalc 1.00 Simple calculator launch 1 button NumLock. The main idea of our project is: "Comfort is the first". It is a basic calculator for everyday usage. 3)   Math Scratch 1.0 Math Scratch teaches the mathematical process for addition, subtraction, multiplication, and division of whole numbers. Children will learn to work with one to five numbers, carrying, borrowing, and remainders as they would with pencil and paper.