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Order of operations (Math 5) 
Calculator 
Activity 

[2]

Calculator activity involving order of operations.
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Number Sequences: III

Addition (Math 5)+ 
Computer 
Activity 
$ 
[1]

Alterable worksheet in which students fill in the missing numbers in sequences, counting forwards and backwards in 6's, 7's, 8's, 9's, 10's, 11's, 15's, 19's, 21's, and 25's. Fee required to print; s...
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Lo Shu Magic Square

Operations with numbers (Math 5) 
Java Applet 
Activity 

[0]

Magic squares have been around for over 3,000 years. They are descendants of the oldest known number mystery, the legend of Lo Shu, found in China in a book entitled Yih King.
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Modular Arithmetic Lesson

Operations with numbers (Math 5) 
Java Applet 
Activity 

[1]

Clock (or modular) arithmetic is arithmetic you do on a clock instead of a number line. Investigate arithmetic using a 12hour, 10hour, and 2hour clock.
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Estimating the Size of Fractio...

Rounding (Math 5)+ 
JavaScript 
Activity 

[0]

This activity helps students to understand when to round fractions to 0, 1/2 or 1. By sliding a lever, students create visual models to represent fractions. Students decide whether the fractions are c...
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Addition and Subtraction

Operations with numbers (Math 5) 
TI73 Explorer 
Activity 

[1]

Stepbystep directions on how to use the Number Line App to add and subtract whole numbers, integers, fractions, decimals, and percentages.
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Math By Hand Activity

Operations with numbers (Math 5) 
TI73 Explorer 
Activity 

[0]

Stepbystep directions on how to use the Math by Hand App to help students build number sense skills and gain confidence at math by hand.
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SMILE Mathematics Activity

Operations with numbers (Math 5) 
TI73 Explorer 
Activity 

[0]

Stepbystep directions on how to use the the five SMILE Mathematics computer games: MiniMax, Box, Matching Fractions, Angle, and Rhino.
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Estimation (elementary)

Estimation (Math 5) 
Calculator 
Lesson Plan 

[0]

Make learning how to estimate fun by using Shodor's computer applets. This lesson combines the use of four different computer estimation applets with several classroom estimation activities.
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Spy Game Lesson

Addition (Math 5)+ 
Calculator 
Lesson Plan 

[0]

Students will learn how to do modular math and use it to decipher encrypted messages.
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Mental Math

Mental math (Math 5) 
Computer 
Lesson Plan 

[6]

Mental math teaching strategy for capturing the attention of a class. Provides game suggestions and problem examples.
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Operations with Integers

Operations with numbers (Math 5) 
Computer 
Lesson Plan 

[1]

Lesson plan and tutorial for the shareware program, Math Stars, by Roger Clary. Includes ideas for introducing integers even if the software is not used.
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Clock Arithmetic and Cryptogra...

Operations with numbers (Math 5) 
Java Applet 
Lesson Plan 

[2]

The following discussions and activities are designed to lead the students to practice their basic arithmetic skills by learning about clock arithmetic (aka modular arithmetic) and cryptography.
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Estimation

Estimation (Math 5) 
Java Applet 
Lesson Plan 

[0]

A lesson is designed to show students how to make estimations.
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Magic Squares

Operations with numbers (Math 5) 
Java Applet 
Lesson Plan 

[0]

Designed primarily for middle school and older elementary school students, this Math Forum Web unit includes classroom activities for four different squares: Lo Shu, Sator, Durer, and Franklin, three ...
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Multiplying Decimals and Mixed...

Operations with numbers (Math 5) 
Java Applet 
Lesson Plan 

[1]

This lesson is designed to reinforce skills associated with multiplying decimals and mixed numbers and allow students to visualize the effects of multiplying by a decimal or mixed number.
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Practicing Arithmetic

Operations with numbers (Math 5) 
Java Applet 
Lesson Plan 

[0]

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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Red vs. Blue

Multiplication (Math 5) 
Presentation software 
Lesson Plan 

[0]

Give students practice with multiplication, factoring, and prime and composite numbers through an exciting game  a game that exposes students to one of the great unsolved problems of mathematics.
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In Round Numbers, TI15

Rounding (Math 5) 
TI15 
Lesson Plan 

[2]

Students will follow a guided discovery lesson to develop and test rules for rounding whole numbers and decimal fractions. They will use the information to solve a realworld problem.
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Water, Water, TI15

Operations with numbers (Math 5) 
TI15 
Lesson Plan 

[0]

An activity designed to take advantage of the features of the TI15 calculator. Students will work in cooperative groups to solve a realworld problem involving water consumption.
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Generate Division Worksheets S...

Operations with numbers (Math 5) 
Computer 
Story 

[0]

Middle school teacher, Jeff LeMieux, writes about how he uses the perl script application, Generate Division Worksheets.
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Multiplication Worksheets Stor...

Operations with numbers (Math 5) 
JavaScript 
Story 

[0]

Jeff LeMieux, writes about how he uses the JavaScript page, Multiplication Worksheets.
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Subtraction Worksheets Story

Operations with numbers (Math 5) 
JavaScript 
Story 

[0]

Jeff LeMieux, writes about how he uses the Javascript page, Subtraction Worksheets.
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Integers

Addition (Math 5)+ 
Computer 
Support Material 

[1]

An illustrated collection of explanations, with questions for students to work out and submit for automatic feedback.
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Mental Math Techniques

Mental math (Math 5) 
Computer 
Support Material 

[1]

Mental math techniques:
 Counting on and back
 Break apart
 Equal additions
 Compensation
 Compatible numbers
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