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Mathematics of Doodles

For Teachers 9th - 11th
Students use the slope and y-intercept to graph lines. In this algebra lesson, students graph linear equations and apply it to solving real life problems.
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Lesson Plan
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Venn Diagram and UK Basketball

For Teachers 9th - 10th
Students analyze data and make inferences. For this algebra lesson, students collect and analyze data as they apply it to the real world.
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You Sank My Battleship

For Teachers 9th - 10th
Learners apply the concept of transformation to the game of battleship. In this algebra lesson, students relate their linear equations to how they would graph or set up their game pieces to win.
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Worksheet
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Imaginary Numbers

For Students 11th
For this Algebra II worksheet, 11th graders solve problems that involve determine the value of expression involving the imaginary unit.  The one page worksheet contains three multiple choice questions.  Answers provided. 
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Worksheet
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SAT problem solving practice test 04

For Students 11th - 12th
In this Algebra II worksheet, students examine questions that are representative of those found on the SAT test.  The one page interactive worksheet contains ten questions.  Answers are not included. 
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Worksheet
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"Missing Cal" Problem

For Students 9th - 11th
In this algebra instructional activity, learners decipher a cryptogram to find the numbers on Cal's uniform. There is an answer key to this problem.
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Worksheet
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Rationalizing Denominators

For Students 9th - 12th
In this algebra worksheet, students rationalize the denominator by multiplying by the conjugate. There are 15 multiple choice questions.
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Lesson Plan
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Interest and Credit

For Teachers 9th - 11th
Students define interest and credit. In this algebra lesson, students analyze the pros and cons of having credit versus debit and interest as it applies to credit and debit. Students apply the ideas of interest and credit in their...
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The Mayan Calendar

For Teachers 9th - 11th
Learners analyze the Mayan calendar and define its meaning. In this algebra lesson, students explain what the Mayan calendar means and how it works. They define the symbols and recreate a simplified version of the Mayan calendar.
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Worksheet
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Complex Numbers

For Students 9th - 12th
In this algebra worksheet, learners simplify complex numbers ranging from performing basic operations to distribution with a few combine like terms. There are 44 questions.
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Intro to Mayan Numbers

For Teachers 9th - 11th
Students investigate Mayan Numbers. In this algebra lesson, students compare our number system to the number system of the Mayans. They identify base 10 and base 20 numbers including zero in the Mayan symbols. They solve a Mayan problem.
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Identify and Apply the Properties of Real Numbers

For Teachers 10th - 11th
Students apply the properties of real numbers. In this algebra worksheet, students identify elements of an operation given a table of values. They identify the missing values in the table. There are 5 questions with an answer key.
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Worksheet
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Cryptarithm

For Students 9th
  For this algebra worksheet, 9th graders solve the cryptarithm of five states to come up with an addition problem where each letter has a certain value. There is an answer key to this riddle    
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Worksheet
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Cryptarithm

For Students 9th
In this algebra worksheet of word problem, 9th graders solve the cryptarithm of five states to come up with an addition problem where each letter has a certain value. There is an answer key to this riddle.
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Worksheet
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Guess My Number

For Students 9th - 11th
In this calculus worksheet, students solve word problems using algebra. Students solve derivatives to attain clues needed to solve a given quandary. There are 10 questions with an answer key.
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Lesson Plan
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Accounting

For Teachers 10th - 11th
Students create bank reconciliation spreadsheet. In this algebra instructional activity, students discuss the basics about business, money and bank accounts. They use a bank reconciliation statement correctly.
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Lesson Plan
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Number Line Relay

For Teachers 7th - 10th
Students investigate the placements of numbers on a number line. In this algebra instructional activity, students visualise addition and subtraction on a number line.
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Lesson Plan
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Dead Body Math

For Teachers 9th - 12th
Students solve the mystery of dead Mr. Potato Head using physics and algebra. They discuss Newton's Law of cooling as it applies to the mystery scenario involving a cooling baked potato as the "victim". They manipulate algebraic...
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Introduction to Tangent Lines using the TI-Nspire

For Teachers 9th - 11th
Students make mathematical argument using the concept of Limit. For this algebra lesson, student calculate the instantaneous rate of change from the linear graph. They use a TI-calculator to create a visual of the graphs.
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A Triangle Expansion

For Teachers 9th - 12th
Learners review the foil method used to multiply two binomials. In this lesson on evaluating algebraic expressions, students are able to identify the coefficient in an algebraic expression, "act out" the foil method of multiplying...
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Worksheet
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What Day of the Week is it?

For Students 9th - 11th
In this algebra worksheet, students rewrite word problems using algebraic symbols. They figure out who is telling the truth about the day of the week. They are given different clues to help them get the correct answer. There is an answer...
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Worksheet
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Four + One = Five

For Students 9th - 10th
In this algebra activity, students decipher a cryptarithm to make an addition problem. They have to figure out what digit each letter represent to be able to solve this problem. There is an answer key with this problem.
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Worksheet
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Spelling Challenge

For Students 9th - 11th
In this algebra worksheet, learners count and spell out the value of the integer. In this game of spelling, they use algebra to answer the questions of which letters were not ever used. There is an answer key.
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Worksheet
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Cubes

For Students 11th
In this algebra worksheet, 11th graders figure out what the smallest integer is that can be written as the total sum of 2 cubes. There is an answer key.

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