Master the multiplication tables, develop a division sixth sense, or concentrate on addition and become a brain by having fun.

Stop bashing in heads with those primitive bats and sticks and start using something more effective like puzzling paradoxes.

Practice the math behind spending money and collecting the leftover change. Stuff the piggy bank full of change.

Gather around and pit your noodle against the Droodle. Click on the silly image to find the answer.

Earn the ability to buy a trip back home to Earth. Use smarts, stealth, and above all else, good math skills.

Drop a line of bread crumbs outside before entering this complicated and fun puzzle area. Amaze the world and solve the Lucky Seven.

Search out the clues in these word, number, and backbone puzzles. Learn more words than will fit into one head.

Warm and fuzzy, nice and not very easy puzzles based on the Titanic, Barbie, Spider-Man, and yucky old math. Try them all.

Try out this confusing game dating back to the days of Confucius. Get clever.

Uses brain teasers, puzzles, games, and other fun stuff to teach kids about the environment and health.

Beginners and expert puzzle solvers can flex brainiac muscle over these simple or complex teasers.

Solve these picture puzzles and become master of the universe. Try the Mulan, Escher, Batman, or climb Mt. Everest.