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GeoGebra数学资源（4-8年级）
【翻译人：孟宝兴、钱云】
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Sommario
代数探索
代数实践
- 三位数以内的数列
- 连续图形的规律
- 识别数值表规律-加法和减法
- 识别数值表规律-乘法和除法
- 识别数值表规律-混合运算
- 描述方程中变量的含义
- 根据问题描述写算式
- 为游戏场景写出算式
- 根据图形求解方程式
- 解释折线图的变化率
- Writing Linear Equations Using Visual Patterns
- Using Substitution to Evaluate Expressions
- Writing Word Problems for One-Step Inequalities
- Word Problems Involving Intercepts
- Systems of Equations Puzzle Game
- Calculating the Slope of a Line
- Comparing Rates of Change in a Car Race
- Writing the Equation of a Line Using Two Points
- Solving Direct Variation Word Problems
- Linear vs. Nonlinear Relationships in Line Graphs
- Creating a Line with the Given Slope
- Solving Equations Involving Square Roots
- Graphing Inequalities from Mathematical Notation
- Translating and Solving Real World Inequalities
- Solving Equations and Inequalities Using Substitution
- Describing Algebraic Expressions
- Venn Diagrams for Statements about Two Sets
- Solving One-Step Equations
几何探索
- Creating Your Own Robe Design with Symmetry
- Meaning of Coordinates
- Plotting Points on the Coordinate Plane
- Parts of a Polygon
- Naming Angles According to Their Size
- Identifying Angles Around Us
- Horizontal and Vertical Paths Using a City Bus Route Simulation
- Symmetric Patterns in Nature
- Visualizing Lines of Symmetry
- Describing Reflections of Figures
- Sum of Interior Angles of a Triangle
- Complementary and Supplementary Angles
- Vertical Angles
- Identifying Congruent Figures Using Transformations
- Corresponding Angles Formed By Parallel Lines and a Transversal
- Translating Points to Translate Figures
- Pythagorean Theorem Animation
- Finding the Distance Between Two Points Using the Pythagorean Theorem
- Rotating Points Around the Origin
- Unknown Complementary Angles
- Identifying Parallel Lines Cut by a Transversal
- Sum of Exterior Angles of a Polygon
- Making Cross Sections of a Prism
- Rotation Description
- Unfolding Shapes in 3D
- Unfolding Prisms
- Unfolding Pyramids
- Unfolding Cylinders
- Unfolding Cones
- Drawing Triangles
- Translating Figures
- Exploring a Sequence of Transformations Level 3
- Transforming Points on the Coordinate Plane
- Naming Polygons
几何实践
- Finding the Treasure on the Coordinate Plane
- Naming Geometric Objects
- Drawing Parallel, Perpendicular, and Intersecting Lines
- Identifying Parts of an Angle
- Naming Angles
- Moving Points on a Coordinate Grid
- Drawing Symmetrical Polygons
- Drawing Quadrilaterals Using Properties
- Drawing Triangles
- Identifying Rigid Transformations
- Finding the Missing Angle of a Polygon
- Finding Complementary and Supplementary Angles
- Finding the Treasure in Four Quadrants
- Identifying and Measuring Corresponding Sides of Similar Figures
- Identifying Right Triangles Using the Pythagorean Theorem
- Making Similar Triangles
- Reflecting a Polygon Across Axes
- Applying Proportions to Similar Polygons
- Describing the Rotation of Triangles
- Visualizing Triangles
- Transformations Practice 2 (Level 1)
- Transformations Practice 2 (Level 2)
- Transformations Practice 2 (Level 3)
- Transformations Challenge
- Writing Algebraic Rules for Transformations
测量探索
- Partitioning Areas of Rectangles with Mixed Number Side Lengths
- Area Fun Using a Grid
- Drawing Angles Game
- Drawing Angles: Hot and Cold Activity
- Relating Units Within a Measurement System
- Solving Elapsed Time Problems Using a Number Line
- Composing Prisms by Stacking Cubes
- Calculating the Volume of Composite Solids
- Estimating Temperature Conversion Between Celsius and Fahrenheit
- Visualizing the Area of a Circle and its Formula
- Calculating Area of Composite Figures Using a Quilt Pattern
- Exploring Scaled Figures Using Models
- Volumes of Rectangular Prisms
- Finding Actual Distances Using an Interactive Map
- Calculating the Surface Area of Cylinders Using Nets
- Connecting Volumes of Pyramids and Prisms Using Visual Models
- Cylinder Volume Word Problems
- Exploring Unit Conversion Within a Measurement System Using a Rain Gauge Activity
测量实践
- Calculating Perimeter of Polygons
- Calculating Cash Amounts
- Estimating Total Costs
- Measuring Angles Using a Protractor
- Drawing Angles Using a Protractor
- Calculating Volume with Invisible Cubes
- Solving Word Problems about Distance with a Number Line
- Estimating Liquid Volumes
- Building a Fence and Calculating the Perimeter
- Finding the Missing Angle
- Finding Composite Volume Word Problems
- Calculating the Circumference of a Circle
- Calculating Scale Factors of Similar Figures
- Calculating Actual Distances Using Scale Drawings
- Creating Scale Drawings
- Calculating Distance Between Two Points on a Map
- Finding the Area of Similar Figures Using Scale Factor
- Using the Surface Area Formula for Cylinders
- Calculating Actual Area Using a Scaled Drawing
- Converting Unit Rates with Dimensional Analysis
- Calculating the Volume of a Sphere
- Building Expressions about Word Problems Involving Weight
数感探索
- Reading Number Names from 1,000 to 9,999
- Comparing Fractions Using a Benchmark
- Visualizing Equivalent Fractions Using Models
- Comparing Fractions with Unlike Denominators Using Models
- Decimal Comparisons with Base 10 Blocks
- Converting Decimals up to the Hundredths Place to Fractions
- Prime Factors and Products Using Visual Models
- Rounding Decimals
- Comparing Products Using Visual Models
- Comparing Decimals up to the Thousandths Place
- Exploring Multiples in a Hundreds Grid
- Visualizing the Greatest Common Factor Using a Model
- Expressing Composite Numbers as a Product of Prime Numbers
- Factoring with Trees
- Numbers up to the Thousands Place
- Equivalent Fractions with Larger Denominators
- Positive and Negative Numbers in a Bank Account
- Converting Fractions to Decimals Using Long Division
- Expressing Percentages as Decimals and Fractions
- Ordering Integers on a Number Line
- Expressing Numbers in Scientific Notation
- Comparing Rational Numbers Using a Number Line
- Additive Inverse
- Percentages and Equivalent Fractions and Decimals
- Comparing Apples and Oranges with Ratios
- Absolute Value of Integers in Money Statements
- Converting Fractions to Terminating Decimals
数感实践
- Writing Number Names from 100 to 999
- Identifying Decimals to the Tenths Place on a Number Line
- Writing Numbers in Expanded Form
- Creating the Largest Possible 4-digit Number
- Locating Proper and Improper Fractions on a Number Line
- Converting Numbers Between Standard and Expanded Form
- Identifying Place Values up to the Thousandths Place
- Identifying Prime Numbers
- Finding Multiples Using a Hundreds Grid
- Classifying Prime and Composite Numbers
- Matching Place Values of Digits up to Three Decimal Places
- Making Prime Factorization Trees
- Decimal Number Names up to the Thousandths Place
- Rounding Whole Numbers up to the Hundred Thousands Place
- Writing Expanded Form of Decimals up to the Thousandths Place
- Converting Terminating Decimals to Fractions
- Ordering Rational Numbers
- Estimating Rational Numbers on a Number Line
运算探索
- Subtracting Numbers with Regrouping Using Models
- Adding Decimals with Base 10 Blocks
- Visualizing the Commutative Property of Addition
- Multiplying Multi-Digit and 1-Digit Numbers Using Partial Products
- Long Division With One-Digit Divisors and Remainders
- Using Order of Operations to Create Numerical Expressions
- Using Order of Operations and Grouping Symbols to Create Numerical Expressions
- Estimating Products of 2-digit Numbers
- Adding Fractions with Like Denominators in Word Problems
- Estimating the Sum of Decimals up to Two Decimal Places
- Multiplying Fractions Using Visual Models
- Dividing Fractions Using Visual Models
- Making One Whole Using Fraction Tiles
- Modeling Distributive Property
- Decimal Multiplication Word Problems
- Dividing Whole Numbers by Fractions Word Problems
- Estimating Sums of Fractions and Mixed Numbers Using a Number Line
- Modeling Decimal Multiplication
- Modeling Division as a Fraction
- Modeling Products of Mixed Numbers
- Dividing Whole Numbers by Unit Fractions
- Finding Unit Rates Using Models
- Adding and Subtracting Integers with Balloons and Sandbags
- Comparing Ratios with a Water Dye Simulation
- Finding the Percentage of a Number Using Tape Diagrams
- Perfect Squares and Square Roots Using Models
- Finding Percentage Increase
- Estimating Squares: Hot and Cold Activity
- Associative Property of Multiplication Using Models
- Calculating Distances Between Horizontal and Vertical Points Using a Car Exploration
- Comparing Quantities of Desserts Using Ratios
- Absolute Value on a Number Line
- Commutative Property of Multiplication Using Models
- Cubes of Numbers Using Visual Models
运算实践
- Creating Division Equations Using Visual Models
- Two-Digit Addition and Subtraction Estimation Game
- Finding the Fractional Part of a Whole Number
- Multiplying 2-Digit Numbers Using Partial Products
- Dividing Fractions
- Adding and Subtracting Multiple Fractions With Unlike Denominators
- Division Problems with Remainders
- Finding the Missing Fraction to Make a Whole
- Multiplication and Division with Multiples of Powers of Ten
- Multiplication and Division Estimation Game
- Multiplying up to Two-Digit Multiples of 10
- Solving Multi-Step Number Problems
- Multi-Digit Addition with Regrouping
- Multi-Digit Subtraction with Regrouping
- Writing Fractions as a Product of Unit Fractions Using a Tape Diagram
- Adding Fractions with Like and Unlike Denominators
- Writing Equivalent Forms of Expressions with Exponents
- Evaluating Fractions Raised to a Power
- Multiplying Negative Numbers
- Proportional Relationships in Real World Problems
- Simplifying Algebraic Expressions
- Adding and Subtracting Numbers in Scientific Notation
- Finding Vertical and Horizontal Distances Between Points
- Ratios in a Cupcake Recipe
- Midpoint of Rational Numbers
- Estimating Products of Decimals Using Area Models
- Mixed Number and Fraction Division
概率统计-探索
- Creating Line Plots and Tables
- Venn Diagram Word Problems
- Finding Median of a Data Set
- Finding Probabilities: Spinner
- Finding Probabilities: Jar of Marbles
- Visualizing the Mean of a Data Set
- Finding Theoretical and Experimental Probabilities Using a Spinner Simulation
- Comparing Random and Biased Samples of Population
- Calculating Probability Using a Pinball Simulation
- Outlier Effect on Mean, Median, and Range
- Sprinkler System Line of Best Fit
- Range of a Herd of Cows
- Determining the Complement of a Spinner Event
- Comparing Box-and-Whisker and Dot Plots
- Visualizing Data Using Dot Plots
- Determining Population Trends Using a Sample Population
- Spinning Likelihood
- Scales and Intervals in Graphs
概率统计-实践
- Interpreting Bar Graphs
- Building a Cityscape Bar Graph
- Creating Line Plots
- Finding the Mode of a Set
- Interpreting Stem and Leaf Plots
- Creating Double Line Graphs
- Determining the Sample Space of an Event by Building Furry Friends
- Creating Histograms from Data About a Popcorn Party
- Constructing a Histogram
- Interpreting Circle Graphs
- Determining the Best Measure of Central Tendency
- Calculating Compound Probabilities
- Drawing Box-and-Whisker Plots
- Creating Scatter Plots
- Predicting Outcomes Using Theoretical Probability
- Finding the Interquartile Range
- Linear vs. Nonlinear Relationships in Scatter Plots
- Calculating Mean Absolute Deviation (MAD)
- Statistical and Non-Statistical Questions
- Creating Dot Plots
- Describing Dot Plots Using the Best Measure of Variability
- Predicting Population Trends Based on a Sample Population
- Investigating Data Using MAD
- Finding Cookie Taste Test Probabilities
- Probability Estimation Using Simulation
- Outliers in Scatter Plots
- Interpreting Two-Way Tables