Math Lessons

Pre-Algebra Lessons

Where basic numbers start to get interesting...
Factors and Primes| Decimals

Algebra Lessons

What we can do with letters and numbers
Exponents| Lines| Functions

Pre-Calculus Lessons

Heading to Calc? We're here to help
Algebra For Calculus
The Puzzle
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Dots_question Dots_answer
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Pennies_question Pennies_solution
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Toothpicks_question Toothpicks_answer
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Trees_question Trees_answer
See the Solution