10 items total
 
Organization: North Carolina Standard Course of Study
Grade Band: 3rd Grade
Standard Goal: 1. The learner will model, identify, and compute with whole numbers through 9,999.
 a. Strategies for adding and subtracting numbers. 
Estimation (elementary) Lesson: Students practice and improve upon their estimation skills.
Spy Game Lesson: Students will learn about modular arithmetic in order to decipher encrypted messages.
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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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Elapsed Time
Activity: Practice finding elapsed time given a starting time and an ending time. Elapsed Time is one of the Interactivate assessment explorers.
 b. Estimation of sums and differences in appropriate situations. 
Estimation (elementary) Lesson: Students practice and improve upon their estimation skills.
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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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Function Machine
Activity: Students investigate very simple functions by trying to guess the algebraic form from inputs and outputs. Function Machine is one of the Interactivate assessment explorers.
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