Sort through stacks of ancient books to figure out the magical combinations before time runs out. Test your quick thinking and sense of strategy by deciphering numeric sequences and color matching.

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.

300 Wissenschaft Quizzes: 150 Capital city quizzes, 120 Chemistry and Periodic Table quizzes, 20 Astronomy picture-quizzes and 10 questions about the speed of light for middle and high school students.

300 Wissenschaft Quizzes: 150 Capital city quizzes, 120 Chemistry and Periodic Table quizzes, 20 Astronomy picture-quizzes and 10 questions about the speed of light for middle and high school students.

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.

Automatically creates PNG, JPG and GIF image files for captioned buttons; along with sample HTML; and optional javascript code to pop up different images as your mouse passes over or clicks each button. All without ever using a paint program.

The nice magnifier, moves together with the cursor, in settings it is possible to replace the cursor with a magnifier. It is good for editing pixel in the graphic editors, and it is simple for examining small-sized detailses.

Math Spiele and Puzzles. Math Spiele. Speed Math Deluxe - Use addition, subtraction, multiplication and division to solve an equation as quickly as possible! Free educational elementary and preschool math Spiele and online lessons. Free online math acti

Automatically creates PNG, JPG and GIF image files for captioned buttons; along with sample HTML; and optional javascript code to pop up different images as your mouse passes over or clicks each button. All without ever using a paint program.