23 items total
 
Organization: National Council of Teachers of Mathematics
Grade Band: Grades 9 - 12
Standard Goal: Number and Operations Standard
 Develop fluency in operations with real numbers, vectors, and matrices, using mental computation or paper-and-pencil calculations for simple cases and technology for more-complicated cases. 
Estimation Lesson: Introduces students to making estimations.
Pascal's Triangle Lesson: Looks at how Pascal's Triangle can be used to generate Sierpinski triangle-like results.
Patterns in Pascal's Triangle Lesson: Shows students that number patterns exist in the Pascal's Triangle, and reinforces student's ability to identify patterns.
Practicing Arithmetic Lesson: Students practice arithmetic skills. Can be tailored for practice of all types of single operation arithmetic ranging from simple addition to operations with integers and decimals.
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Algebra Four
Activity: Students play a generalized version of connect four, gaining the chance to place a piece on the board by solving an algebraic equation. Parameters: Level of difficulty of equations to solve and type of problem. Algebra Four is one of the Interactivate assessment games.
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Algebra Quiz
Activity: Test your algebra skills by answering questions. This quiz asks you to solve algebraic linear and quadratic equations of one variable. Choose difficulty level, question types, and time limit. Algebra Quiz is one of the Interactivate assessment quizzes.
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Arithmetic Four
Activity: A game like Fraction Four but instead of fraction questions the player must answer arithmetic questions (addition, subtraction, multiplication, division) to earn a piece to place on the board. Parameters: time limit, difficulty level, types of questions. Arithmetic Four is one of the Interactivate assessment games.
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Arithmetic Quiz
Activity: Similar to Arithmetic Four: Arithmetic Quiz gives the user randomized questions to answer on arithmetic with whole numbers and integers. Parameters: Level of difficulty and types of questions. Arithmetic Quiz is one of the Interactivate assessment quizzes.
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Clock Arithmetic
Activity: Work with various types of clocks in order to learn about modular arithmetic operations. Parameters: Number of hours on the clock.
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Coloring Multiples in Pascal's Triangle
Activity: Color numbers in Pascal's Triangle by rolling a number and then clicking on all entries that are multiples of the number rolled, thereby practicing multiplication tables, investigating number patterns, and investigating fractal patterns. Coloring Multiples in Pascal's Triangle is one of the Interactivate assessment explorers.
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Coloring Remainders in Pascal's Triangle
Activity: Color numbers in Pascal's Triangle by rolling a number and then clicking on all entries that have the same remainder when divided by the number rolled, thereby practicing division and remainders, investigating number patterns, and investigating fractal patterns. Coloring Remainders in Pascal's Traingle is one of the Interactivate assessment explorers.
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Converter
Activity: Converts fractions to decimals and decimals to fractions. Observe the relationships between fractions and decimals.
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Estimator Four
Activity: Play a "Connect-Four" style game, earning a game piece each time you answer an estimation question correctly. This game asks the players to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Four is one of the Interactivate assessment games.
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Estimator Quiz
Activity: Test your estimation skills by answering questions. This quiz asks you to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Quiz is one of the Interactivate assessment quizzes.
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Factorize
Activity: Visualize factors through building rectangular areas on a grid. First enter all the factorizations of a number, then draw each factor set as an area on the grid. Factorize is one of the Interactivate assessment explorers.
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Factorize 2
Activity: Visualize factors through building rectangular areas on a grid. As you draw each factor set on the grid, the factors will be listed. Factorize 2 is one of the Interactivate assessment explorers.
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Fraction Quiz
Activity: Test your fraction skills by answering questions. This quiz asks you to simplify fractions, convert fractions to decimals and percentages, and answer algebra questions involving fractions. Choose difficulty level, question types, and time limit. Fraction Quiz is one of the Interactivate assessment quizzes.
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Mixtures
Activity: Mixtures allows exploration of percents through two piles of colored and uncolored chips. The user must decide how many chips to color to create the desired percentage of colored chips compared to the total pile. Mixtures is one of the Interactivate assessment explorers.
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Order of Operations Four
Activity: A game like Fraction Four but instead of fraction questions the player must answer order of operations questions (addition / subtraction, multiplication / division, exponents, and parentheses) to earn a piece to place on the board. Parameters: time limit, difficulty level, types of questions. Order of Operations Four is one of the Interactivate assessment games.
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Order of Operations Quiz
Activity: This activity allows the user to practice order of operations with addition / subtraction, multiplication / division, exponents, and parentheses. Order of Operations Quiz is one of the Interactivate assessment quizzes.
 Judge the reasonableness of numerical computations and their results. 
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Converter
Activity: Converts fractions to decimals and decimals to fractions. Observe the relationships between fractions and decimals.
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Estimator Four
Activity: Play a "Connect-Four" style game, earning a game piece each time you answer an estimation question correctly. This game asks the players to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Four is one of the Interactivate assessment games.
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Estimator Quiz
Activity: Test your estimation skills by answering questions. This quiz asks you to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Quiz is one of the Interactivate assessment quizzes.
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