Three educational Spiele for ages 5-12: Dino Match (Memory), Dino Numbers (Math), and Dino Spell (Spelling). Spiele include animation, music and sound effects. Loveable Derik the Dinosaur continually thwarts the shenanigans of Rex the Tyrannosaurus.

Unique collection of Delphi tips and articles where Delphi programmers can find ideas, solutions and share their experience.

You are Rich Diamond, making your way through elaborate mazes of monsters and challenging puzzles to collect precious diamonds which always seem to lie just out of grasp.

Free interactive problem solving software offers 500+ math problems, a variety of appropriate techniques to solve problems and a unique system of performance analysis with methodical feedback

Interactive problem solving software offers 70439 algebraic problems, a variety of appropriate techniques to solve problems and a unique system of performance analysis with methodical feedback

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Test authoring mathematics freeware with 500+ solutions in arithmetic, pre-algebra, algebra, trigonometry and hyperbolic trigonometry. Easy preparation of math tests and their variants

Free problem-solving mathematics software with fully explained step-by-step solutions in arithmetic, pre-algebra, algebra, trigonometry and hyperbolic trigonometry

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Free interactive problem solving software offers 500+ math problems, a variety of appropriate techniques to solve problems and a unique system of performance analysis with methodical feedback

Interactive problem solving software offers 70439 algebraic problems, a variety of appropriate techniques to solve problems and a unique system of performance analysis with methodical feedback

This free collection of tests in arithmetic, pre-algebra, algebra, trigonometry, hyperbolic trig and calculus offers step-by-step solutions together with extensive reference material and interactive training technique.

Interactive problem solving software offers 11667 algebraic inequalities, a variety of appropriate techniques to solve problems and a unique system of performance analysis with methodical feedback

Test authoring mathematics freeware with 500+ solutions in arithmetic, pre-algebra, algebra, trigonometry and hyperbolic trigonometry. Easy preparation of math tests and their variants

Free problem-solving mathematics software with fully explained step-by-step solutions in arithmetic, pre-algebra, algebra, trigonometry and hyperbolic trigonometry

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