NEIRTEC - Northeast & the Islands Regional Technology in Education Consortium
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Selected Online Tools Organized By Algebra Readiness Indicators

1. Represent Integers, Fractions, Decimals, Percent
NEIRTEC Integer Applet
NCTM Fraction Model Applet
Arcytech:Fraction Bars
Visual Fractions
Project Interactivate: Fraction Pointer
Project Interactivate: Bounded Fraction Pointer
Project Interactivate: Fraction Sorter
Project Interactivate: Converter
Virtual Manipulatives: Fraction Pieces
Virtual Manipulatives: Fractions - Comparing
Virtual Manipulatives: Fractions - Equivalent
Fraction Pointer - No Arrow
2. Compute Fractions, Decimals, Percent
NCTM Number Pan Balance
NCTM Expression Pan Balance
NCTM Shape Pan Balance
Virtual Manipulative: Adding Fractions
Virtual Manipulative: Multiplication of Fractions
Visual Fractions
3. GCF, LCM, Prime Factors
Virtual Manipulative:Sieve of Eratosthenes
Virtual Manipulative:Factor Tree
Project Interactivate:Factorize
Project Interactivate:Factorize2
NCTM: Factor Game
NCTM: Product Game
Virtual Manipulative: Rectangle Multiplication
4. Ratios, Rates, Proportions
Percentages
Mixing Orange Juice Applet
5. Geometric Figures and Properties
Virtual Manipulative: Pattern Blocks
Virtual Manipulatives: Pentominoes
Virtual Manipulatives: Polyominoes
Virtual Manipulatives: Space Blocks
Virtual Manipulative: Triominoes
Virtual Manipulative: Similar Triangles
Virtual Manipulatives: Tangrams
Virtual Manipulatives: Tessellations
Project Interactivate: Transmographer
Project Interactivate: Transmographer 2
Project Interactivate: Angles
Project Interactivate: Tesselate
Protractor
Protractor2-Demo
6. Perimeter, Area, Volume
Geoboard
Geoboard Coordinate
Area Explorer
Perimeter Explorer
Shape Explorer
Triangle Explorer
Surface Area & Volume
Volume & Shape
Vir Manip: Space Blocks
NCTM Cubes Applet
7. Pythagorean Theorem
Nova Proof
Demonstrate on grid
Manipulator Math Applets: Pythagorean Theorem
Virt Manip: Pythagorean Theorem
Virt Manip: Coordinate Geoboard
Virt Manip:Geoboard
Proj Int: Pythagorean Explorer
Proj Int: Squaring the Triangle
Website about Pythagoras
Project Interactivate: Squaring the Triangle
8. Data
Project Interactivate: Histogram
Project Interactivate: Circle Graph
Project Interactivate: Bar Graph
Project Interactivate: Stem & Leaf Plot
Project Interactivate: Boxplot2
Project Interactivate: Plop It
Virtual Manipulative: Boxplot
Virtual Manipulative: Histogram
Virtual Manipulative: Scatterplot
9. Probability
NEIRTEC Probability Applet
Proj Int: Probability
Virt Manip: Box Model
Proj Int: Spinner
Proj Int: Adjustable Spinner
Proj Int: Racing Game 1 Die
Proj Int: Racing Game 2 Dice
Proj Int: Crazy Choices
Proj Int: Marbles
Proj Int: Monty Hall
Proj Int: Monty Hall 2
Proj Int: Advanced Monty
Virt Manip: Switch or Stick
10. Algebraic Equations
Virtual Manipulatives: Algebra Tiles
Virtual Manipulative: Coin Problem
Virtual ManipulativeAlgebra Balance Scales
11. Patterns
Project Interactivate: Sequencer
Project Interactivate: Coloring Multiples in Pascal's Triangle
Project Interactivate: Coloring Remainders in Pascal's Triangle
Prj Int: Number Cruncher
Prj Int: Whole Number Cruncher
12. Functions
Project Interactivate: Graphit
Project Interactivate: Slopeslider
Project Interactivate: Function Flyer
Project Interactivate: Data Flyer
Project Interactivate: Conic Flyer
Prj Int: Simple Plot
Prj Int: General Coordinates
Prj Int: Simple Coordinates
Prj Int: Maze Game
Prj Int: Simple Maze Game
Prj Int: Function Machine
Prj Int: Linear Function Machine
Prj Int: Pos Linear Function Machine
Prj Int: Whole Number Cruncher
Favorite Sites
Project Interactivate
National Library of Virtual Manipulatives
NCTM Illuminations
NEIRTEC Math
Lovemath Files
Analyze Math Applets
GCalc Online Graphing Calculator
Other things I like...
Stopwatch
Measure Angles - Demo
Interactive Resources - Demos
Explore Math
PBS Teacherline Interactive Applets
WIS Web Applets
Management
Portaportal
Assignment Calendar
Graph Paper