Abacus

Abacus 2

Practice the ancient way of calculating. Styled after the classic abacus, slide the beads up and down using your mouse. As an added feature, enter a number and watch the beads move into place. Instructions are included.Limitations:Demo...

From the developer: "Actual Fractions is advanced calculator for simple fractions. With this calculator, you can do operations with fractions, with the integer parts, numerators and denominators. Includes four rules of arithmetic, 'Reduce fractions',...

Eurobloks

Eurobloks 1.0

Eurobloks is a challenging game in which you practise the change of the euro and the Spanish peseta, Dutch guilder, German mark or Belgian frank. In a rectangle are falling down blocks with numbers. The blue blocks represent euros and the green blocks the...

CalcSharp is .Net calculator that evaluates mathematical expressions step by step. Features: Evaluate mathematical expressions step by step. Large number of built-in functions and operators. Large number of predefined mathematical, physical constants....

Small Stella is an ideal polyhedron program for schools or anyone interested in geometry. There are about 200 polyhedra provided, about 400 if you include their duals, and that's still not counting the infinite series of prisms and antiprisms. Best of...

Karnaugh Analyzer is a light and fast program that can analyze Karnaugh Map and not only this. You can input your data in many form (Karnaugh Map, True Table, Function form - Boolean algebra) and you can take the function in sum of product (SOP) or in...