Math Clocks
 
Note: Clicking
on a picture of a clock  
The Math Clock – Student Edition & Engineers Edition 

Particularly well suited for engineers and high schoolers. 

The Math Clock – Professional Edition 

For professional
mathematicians, math aficionados, or mathematically inclined college students. 
The Math Clock – Radian Edition 

Prerequisite  a course in Algebra 2 or Unit Circle Trigonometry!  
The Math Clock – Radian Edition – Version Tau 

Especially
for τ aficionados. 

The Math Clock – Prime Edition 

Recommended for grades 4 to 8, especially for upper elementary or middle school classrooms.  
The Math Clock – Primorial Edition 

Recommended for graduate student or professional number theorists . 
The Math Clock
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Another perfect clock for number theorists or general number aficionados. 
The Math Clock
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Our most advanced clock, especially appealing to π aficionados.  
The Math Clock
– 

For set aficionados and mathematics classrooms.  
The Math Clock
– 

Since this clock involves formulas,
it is appropriate for ages T_{4} to S_{10}, like the Fibonacci Formula clock. 

The Math Clock
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Appropriate for ages 1x2x3 to123. 

The Math Clock
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For fundamental number theorists, theoretical computer scientists, and metamathematicians.  
The Math Clock – Fibonacci Sequence 

Appropriate for ages 8 to 89, especially for Fibonacci aficionados. 

The Math Clock – Fibonacci Formula 

Appropriate for ages 10 to 100. 
The Math Clock – Binary Edition 

Appropriate for computer geeks of ages 1010_{2} to 1100100_{2}. 

The Math Clock – Hex Edition 
This is the same as the previous clock (despite the poor photo qualty) except that it uses base 16 instead of base 2, with a typical computer programming language notation for hexadecimal numbers, and it has a barely visible black second hand. 
Appropriate for computer geeks of ages 0xA to 0x64. 

_ _ _ _ _ This is the dividing line between the math clocks and the nonmath clocks, _ _ _ _ _ although we admit that there's some mathematical flavor in virtually all of our clocks. 

The Chemistry Clock 

Appropriate for ages 10 to 100,
and science classrooms. 
TTime – 

Intended for the medical offices of general or spinal orthopedic surgeons and chiropractors.  
The Dental Clock 

Intended for the medical offices of general dentists, orthodontists or oral surgeons. 
The Music Clock 

For musicians of all type and especially for composers and music teachers. 
The 

Appropriate for weights of 100
to 300. 
The 

Appropriate for ages 5 to 500, and Hebrew school classrooms. 

The 

Appropriate for ages 500 to 5.  
The 

For aficionados of India and/or
history of science. 

The 

For special people on special occasions. 

Prices: All 10" clocks cost $40 except for the following:
Shipping Click here for new, fairer shipping cost tables
Buying a Gift? Mathematical wrapping paper is $4. Can't Decide Which
Clock to Buy? Cute gift certificates are also available.  
 
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