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Math Cats
Explore the World!
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Crossing the River

(with a Wolf, a Goat, and a Cabbage)

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Math Cats' Photo of the Week spacer
Exactly... how old are you??? spacer
(Try the new version!!)         (or old version...)
Elapsed Time Calculator
"Hmmm...
How long is 1,000 years?"
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OBBL Architecture Blocks spacer   spacer
Math Cats Balance
spacer Try to balance objects
ranging from electrons
to galaxies!
12 Math Games
at Math Cats!
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Old Egyptian Math Cats Fractions
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Tessellation Town on Tile Island spacer
Polygon Playground

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Explore symmetry, tessellations, and more!
Place Value Party spacer
Really Big Numbers!! spacer
(Try the new version:
no number is too big for the Math Cats!!!!!)
Bag of Mice
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Math Cats
Writing Contest

~
Past writing topics
and best entries

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Virtual Mobile spacer
The Math Cats
Visit a Geometric Sculptor
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Math-Loving Animals in the News spacer
Math Story Problems spacer
Cat Tails
and Other Animal Stories
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Math Crafts

make string art, polyhedra, hexagrams and more

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Fact Family Cards spacer
Interactive Multiplication Table spacer
Exploding Math Art spacer spacer
Encyclogram:

harmonograms, spirographs, and lissajous figures!
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Lissajous Lab

a virtual oscilloscope!
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Warp the World spacer
Weather Around the World

updated hourly
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Magic Squares

with online movable tools

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How much is it???

convert length, weight, and volume
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Number Stories

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Haunted Hill spacer spacer
Human Body Geometry

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Start a Math Club spacer   

Coming Soon:


  * more math puzzles and projects!


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math cats' mailroom

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