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Enchanted Mind: Logic Puzzles

For Students 9th - 10th
Are you interested in boosting your brain power? Practice some of the enchanted logic puzzles to increase your mental skills.
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Mystery Master: Logic Puzzles

For Students 9th - 10th
Find several logic puzzle ranging from "very easy" to "very challenging."
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Brain Food: Puzzles for the Brain to Gnaw On

For Students 9th - 10th
This site includes many games and puzzles ranging from word games to logic problems to riddles. These puzzles can be completed on line and offer interactive hints and solutions.
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Math Playground

Math Playground

For Students 9th - 10th
A collection games, word problems, logic puzzles, and math videos that elementary and middle school students can practice their math skills. Model math problems using blocks, work with online flash cards, complete worksheets, and more.
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Juegos, Acertijos, Y Recreaciones Matematicas

For Students 9th - 10th
In Spanish. A variety of logic problems, including puzzles and word problems with links to the answers. An excellent site to engage Spanish speaking students.
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Cut the Knot

Cut the Knot!: Interactive Mathematics: Geometry Articles, Theorems, Problems

For Students 9th - 10th
Contains over five hundred Geometry articles, problems, puzzles, and games. Some sites relating to circles are provided within this list.
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Ministerio de Educacion, Cultura y Deporte (Spain)

Centros5: Rincon Matematico 2000

For Students 9th - 10th
Enjoy many of the math poems, puzzles and tricks in this math corner.

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