Chris Geogebra Applets Collection

Waddy, 24/mar/2021

A group of applets written or modified by Chris Wadsworth split up to suit both A Level and GCSE Students. Thank you to any applet originators who individually have saved me much work.

Sommario

  1. GCSE: Section 1: Numbers
    1. Decimals, Fractions & Percentages
    2. Comparison of Fractions using a line or circle models
    3. HCF and LCM Practice
    4. BODMAS Practice
    5. Negative & Fractional Powers
    6. Simplifying Surds
    7. Adding & Multiplying Surds
    8. Compound and Simple Interest
  2. GCSE: Section 2: Algebra Equations & Inequalities
    1. Algebra with and without brackets
    2. Equation See-Saws
    3. Factorising Expressions
    4. Algebraic Power Terms
    5. Linear Simultaneous Eqns by Substitution
    6. Linear Simultaneous Eqns by Elimination
    7. Factorising Quadratic Equations
    8. Factorise Quadratics and Simplify
    9. Simultaneous Equations: Linear & Quadratic
    10. Graphical Inequalities
    11. Quadratic Inequalities
    12. Velocity Time Displacement Plotting
    13. Direct and Inverse Proportionality
  3. GCSE: Section 3: Sequences
    1. Arithmetic Sequences
    2. Quardatic Sequences and the nth term
    3. Geometric Sequences
  4. GCSE: Section 4: Functions
    1. Plotting Functions
    2. Straight line game
    3. Gradient & Intercept of a Straight Line
    4. Intersection of 2 lines Linear or Quadratic
    5. Completing the Square Demonstration
    6. Iterative Function Root Finding
    7. Solving Simultaneous Equations Quadratic and Linear
    8. Circles & Tangents
    9. Area under a curve demonstration
    10. Inverse of a Function
  5. GCSE: Section 5: Geometry
    1. Exterior Angle of a Polygon
    2. Pythagoras Demonstration
    3. Triangle Concruency
    4. Similar Shapes (Scale Factors)
    5. Circles: Sectors and Arcs
    6. Circle Theorems Demonstration
    7. Transformations
    8. Enlargement and Scale Factors
    9. Bearings Practice
    10. Area of a triangle (Demonstration)
  6. GCSE Section 6: Trigonometry: Geometry & Waveforms
    1. Sin Cos & Tan Ratios
    2. Sine or Cosine Rules?
    3. Sin, Cos & Tan Values from Unit Circle
    4. Sin Cos & Tan Waveforms from a Unit Circle
    5. Standard Trig Values 0 30 45 60 90
  7. GCSE: Section 7: Vectors
    1. Vectors: A Geometric Introduction
    2. Vector addition and subtraction
    3. Scaling Vectors
  8. GCSE Section 8: Data
    1. Mean Median Mode Range
    2. Cumulative Frequency Plot of Data Values
    3. Cumulative Frequency & Box Plots
    4. Cumulative Frequency and Box Plot shapes
    5. Bar Graph and Pie Chart Demonstration
    6. Probability & Tree Diagrams
  9. GCSE Function Hub: Gradients, Transformations, Roots, Intersections
    1. Function Hub Simpler Version
  10. A Level Numbers and Algebra
    1. Binomial Expansion
  11. A Level Section 2: Functions and Graphs
    1. Iterative function Root finder
    2. Domain and Range Demonstration
    3. Inverse Functions 1
    4. Inverse Functions 2
    5. Differentiation from first principles
  12. A-Level Section 4: Sequences and Series
    1. Arithmetic Sequences
    2. Geometric Sequences
  13. A Level Section 5: Trigonometry
    1. Unit Circle Snapping to Standard Angle Values
    2. Unit Circle & Sin Cos & Tan Waveform Points
    3. Sin Cos Tan Waveform Generation from Unit Circle
    4. CAST Sine Function
    5. CAST Cosine Function
    6. CAST Tangent Function
    7. CAST Practice (degrees)
    8. CAST Practice (radians)
    9. Harmonic Form
  14. A-Level Section 6: Differentiation
    1. Differentiation from First Principles
  15. A-Level Section 8: Integration
    1. Areas under curves - Rectangles Trapezia Simpson Integration
    2. Introduction to Integration
    3. Volumes of Revolution
  16. A- Level Section 9 Vectors
    1. Vectors: Vectors in 3D
  17. A Level Mechanics
    1. Velocity Distance Acceleration Calculator
    2. Velocity Position Acceleration Relationships
    3. Projectiles
  18. A Level Statistics
    1. Binomial and Normal Distributions
    2. Regression Line 9 Data Points - Play and Display
    3. Normal Distribution with Sample Mean
    4. Binomial Null Hypothesis
    5. Regression Line 3 Data Points - Play and Display
  19. A-Level Function Hub: Differentiation, Transformations, Roots, Intersections
    1. Function Hub: Comprehensive Version

1.

GCSE: Section 1: Numbers

  • 1. Decimals, Fractions & Percentages
  • 2. Comparison of Fractions using a line or circle models
  • 3. HCF and LCM Practice
  • 4. BODMAS Practice
  • 5. Negative & Fractional Powers
  • 6. Simplifying Surds
  • 7. Adding & Multiplying Surds
  • 8. Compound and Simple Interest

1.1.

–

1.2.

–

1.3.

–

1.4.

–

1.5.

–

1.6.

–

1.7.

–

1.8.

–

2.

GCSE: Section 2: Algebra Equations & Inequalities

  • 1. Algebra with and without brackets
  • 2. Equation See-Saws
  • 3. Factorising Expressions
  • 4. Algebraic Power Terms
  • 5. Linear Simultaneous Eqns by Substitution
  • 6. Linear Simultaneous Eqns by Elimination
  • 7. Factorising Quadratic Equations
  • 8. Factorise Quadratics and Simplify
  • 9. Simultaneous Equations: Linear & Quadratic
  • 10. Graphical Inequalities
  • 11. Quadratic Inequalities
  • 12. Velocity Time Displacement Plotting
  • 13. Direct and Inverse Proportionality

2.1.

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2.2.

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2.3.

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2.4.

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2.5.

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2.6.

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2.7.

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2.8.

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2.9.

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2.10.

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2.11.

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2.12.

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2.13.

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3.

GCSE: Section 3: Sequences

  • 1. Arithmetic Sequences
  • 2. Quardatic Sequences and the nth term
  • 3. Geometric Sequences

3.1.

–

3.2.

–

3.3.

–

4.

GCSE: Section 4: Functions

  • 1. Plotting Functions
  • 2. Straight line game
  • 3. Gradient & Intercept of a Straight Line
  • 4. Intersection of 2 lines Linear or Quadratic
  • 5. Completing the Square Demonstration
  • 6. Iterative Function Root Finding
  • 7. Solving Simultaneous Equations Quadratic and Linear
  • 8. Circles & Tangents
  • 9. Area under a curve demonstration
  • 10. Inverse of a Function

4.1.

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4.2.

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4.3.

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4.4.

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4.5.

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4.6.

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4.7.

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4.8.

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4.9.

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4.10.

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5.

GCSE: Section 5: Geometry

  • 1. Exterior Angle of a Polygon
  • 2. Pythagoras Demonstration
  • 3. Triangle Concruency
  • 4. Similar Shapes (Scale Factors)
  • 5. Circles: Sectors and Arcs
  • 6. Circle Theorems Demonstration
  • 7. Transformations
  • 8. Enlargement and Scale Factors
  • 9. Bearings Practice
  • 10. Area of a triangle (Demonstration)

5.1.

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5.2.

–

5.3.

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5.4.

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5.5.

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5.6.

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5.7.

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5.8.

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5.9.

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5.10.

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6.

GCSE Section 6: Trigonometry: Geometry & Waveforms

  • 1. Sin Cos & Tan Ratios
  • 2. Sine or Cosine Rules?
  • 3. Sin, Cos & Tan Values from Unit Circle
  • 4. Sin Cos & Tan Waveforms from a Unit Circle
  • 5. Standard Trig Values 0 30 45 60 90

6.1.

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6.2.

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6.3.

–

6.4.

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6.5.

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7.

GCSE: Section 7: Vectors

  • 1. Vectors: A Geometric Introduction
  • 2. Vector addition and subtraction
  • 3. Scaling Vectors

7.1.

–

7.2.

–

7.3.

–

8.

GCSE Section 8: Data

  • 1. Mean Median Mode Range
  • 2. Cumulative Frequency Plot of Data Values
  • 3. Cumulative Frequency & Box Plots
  • 4. Cumulative Frequency and Box Plot shapes
  • 5. Bar Graph and Pie Chart Demonstration
  • 6. Probability & Tree Diagrams

8.1.

–

8.2.

–

8.3.

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8.4.

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8.5.

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8.6.

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9.

GCSE Function Hub: Gradients, Transformations, Roots, Intersections

  • 1. Function Hub Simpler Version

9.1.

–

10.

A Level Numbers and Algebra

  • 1. Binomial Expansion

10.1.

–

11.

A Level Section 2: Functions and Graphs

  • 1. Iterative function Root finder
  • 2. Domain and Range Demonstration
  • 3. Inverse Functions 1
  • 4. Inverse Functions 2
  • 5. Differentiation from first principles

11.1.

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11.2.

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11.3.

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11.4.

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11.5.

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12.

A-Level Section 4: Sequences and Series

  • 1. Arithmetic Sequences
  • 2. Geometric Sequences

12.1.

–

12.2.

–

13.

A Level Section 5: Trigonometry

  • 1. Unit Circle Snapping to Standard Angle Values
  • 2. Unit Circle & Sin Cos & Tan Waveform Points
  • 3. Sin Cos Tan Waveform Generation from Unit Circle
  • 4. CAST Sine Function
  • 5. CAST Cosine Function
  • 6. CAST Tangent Function
  • 7. CAST Practice (degrees)
  • 8. CAST Practice (radians)
  • 9. Harmonic Form

13.1.

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13.2.

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13.3.

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13.4.

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13.5.

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13.6.

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13.7.

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13.8.

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13.9.

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14.

A-Level Section 6: Differentiation

  • 1. Differentiation from First Principles

14.1.

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15.

A-Level Section 8: Integration

  • 1. Areas under curves - Rectangles Trapezia Simpson Integration
  • 2. Introduction to Integration
  • 3. Volumes of Revolution

15.1.

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15.2.

–

15.3.

–

16.

A- Level Section 9 Vectors

  • 1. Vectors: Vectors in 3D

16.1.

–

17.

A Level Mechanics

  • 1. Velocity Distance Acceleration Calculator
  • 2. Velocity Position Acceleration Relationships
  • 3. Projectiles

17.1.

–

17.2.

–

17.3.

–

18.

A Level Statistics

  • 1. Binomial and Normal Distributions
  • 2. Regression Line 9 Data Points - Play and Display
  • 3. Normal Distribution with Sample Mean
  • 4. Binomial Null Hypothesis
  • 5. Regression Line 3 Data Points - Play and Display

18.1.

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18.2.

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18.3.

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18.4.

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18.5.

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19.

A-Level Function Hub: Differentiation, Transformations, Roots, Intersections

  • 1. Function Hub: Comprehensive Version

19.1.

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