Primary School Mathematics Collection

Lew W. S., Alexander Mickens, Jun 10, 2020

Collection of applets for primary school mathematics (Ages 6 to 12) These applets are created by various contributors.

Table of Contents

  1. Unsorted
    1. Graphing on Graph Paper
    2. NS3-02-P2-Q3 Equivalent Ratio Divide Diagram
    3. NS3-01-P3-Q4 Ratio Word Problem
    4. Ratios and Proportions Exploration 1.4
    5. Bar Model Maker for Ratios
    6. Mixing Paint
    7. Comparing Mixtures (12 cups)
    8. NS3-01-P1-Q2 Find Ratio from Image
    9. Dividing in a Ratio 按比分物
    10. NS3-01-P2-Q3 Find Items to Match Ratio
    11. Let's Build Prisms
  2. Perimeter and Area
  3. Fractions and Decimals
    1. Fraction Division1:　a ÷ b (Partitive)
    2. Comparing fractions using number lines and circles
    3. Comparing Fractions
    4. Fraction Division5:　x ÷ a/b (Quotitive)
    5. Fraction Division1:　a ÷ b (Partitive)
    6. fraction multiplication
    7. Fractions and Decimals
    8. Locating Fractions on a Number Line (1)
    9. Fraction Relationships with Visual Models
    10. Pedro's String (1)
    11. Illustrating Addition and Subtraction of Proper Fractions
    12. Fraction Division2:　p/q ÷ b (Partitive)
    13. Adding Fractions - Visual
    14. Improper Fractions and Mixed Numbers
    15. Division of fractions
    16. Multiplying and Dividing Fractions
    17. Dividing a Whole Number by a Fraction
    18. Addition gleichnamiger Brüche
    19. visualisation of fractions / Darstellung von Brüchen
    20. Množenje razlomaka / Multiplying fractions
    21. Expanding Fractions
    22. Ordenar fracciones
    23. Hexágono de fracciones
    24. Multiplying Fractions - Area Model
    25. Expanding and Reducing Fractions
    26. Positioning Fractions on the Number Line
    27. Fraction Division 2：a ÷ b（quotitive）
    28. Fraction Division 4：n ÷ a/b（quotitive）
    29. Fraction Division 3：a/b ÷ n（partitive）
    30. Fraction Multiplication
    31. Equivalent ftraction
  4. Speed
    1. Distance Time Graph For Self Directed Learning
    2. Speed, Distance & Time in Motion (RACE CAR)
  5. Proportion and Rate
    1. Bar Model for Problems on Ratio Rate Direct Proportion
    2. Solving Proportions
  6. Percentage
    1. Solving percents with a bar model
  7. Geometry
    1. Types of Triangles
    2. Area of Circles
    3. Tangram Construction
    4. Symmetry Exercises for Kids
    5. Acute Obtuse or Reflex Angles
  8. Numbers
    1. Copy of nlhukhlTwo-digit whole numbers
    2. Copy of Three-digit whole numbers
    3. Telling Time to 5 minutes
    4. Part-Part-Whole Model using Bar and Circles
    5. Part-Part-Whole Estimation
  9. Links to Other Primary Math Geogebra Books
    1. Geogebra Resources by Others on Primary Mathematics

1.

Unsorted

  • 1. Graphing on Graph Paper
  • 2. NS3-02-P2-Q3 Equivalent Ratio Divide Diagram
  • 3. NS3-01-P3-Q4 Ratio Word Problem
  • 4. Ratios and Proportions Exploration 1.4
  • 5. Bar Model Maker for Ratios
  • 6. Mixing Paint
  • 7. Comparing Mixtures (12 cups)
  • 8. NS3-01-P1-Q2 Find Ratio from Image
  • 9. Dividing in a Ratio 按比分物
  • 10. NS3-01-P2-Q3 Find Items to Match Ratio
  • 11. Let's Build Prisms

1.1.

Graphing on Graph Paper

[b](Updated: 1 Jun 2012)[/b][br]Enter the setting of the axes scale and grid of the graph paper. Enter the function in the Input bar. [br]See the following two examples of applications.[br][br]Example 1: Graphing the quadratic function [math]y = x^2 - 3x + 1[/math] for -2 ≤ x ≤ 5 (http://www.geogebratube.org/student/m10001 )[br][br]Example 2: Graphing the sine function. (http://www.geogebratube.org/student/m10002 )
Graphing on Graph Paper
Anthony Or. GeoGebra Institute of Hong Kong.
– Anthony OR 柯志明

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1.6.

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1.7.

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1.9.

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1.10.

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1.11.

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2.

Perimeter and Area


    This chapter does not contain any resources yet.

3.

Fractions and Decimals

  • 1. Fraction Division1:　a ÷ b (Partitive)
  • 2. Comparing fractions using number lines and circles
  • 3. Comparing Fractions
  • 4. Fraction Division5:　x ÷ a/b (Quotitive)
  • 5. Fraction Division1:　a ÷ b (Partitive)
  • 6. fraction multiplication
  • 7. Fractions and Decimals
  • 8. Locating Fractions on a Number Line (1)
  • 9. Fraction Relationships with Visual Models
  • 10. Pedro's String (1)
  • 11. Illustrating Addition and Subtraction of Proper Fractions
  • 12. Fraction Division2:　p/q ÷ b (Partitive)
  • 13. Adding Fractions - Visual
  • 14. Improper Fractions and Mixed Numbers
  • 15. Division of fractions
  • 16. Multiplying and Dividing Fractions
  • 17. Dividing a Whole Number by a Fraction
  • 18. Addition gleichnamiger Brüche
  • 19. visualisation of fractions / Darstellung von Brüchen
  • 20. Množenje razlomaka / Multiplying fractions
  • 21. Expanding Fractions
  • 22. Ordenar fracciones
  • 23. Hexágono de fracciones
  • 24. Multiplying Fractions - Area Model
  • 25. Expanding and Reducing Fractions
  • 26. Positioning Fractions on the Number Line
  • 27. Fraction Division 2：a ÷ b（quotitive）
  • 28. Fraction Division 4：n ÷ a/b（quotitive）
  • 29. Fraction Division 3：a/b ÷ n（partitive）
  • 30. Fraction Multiplication
  • 31. Equivalent ftraction

3.1.

Fraction Division1:　a ÷ b (Partitive)

(a)　How many pizzas will each person receive if 1 pizza is divided among: [br]　　(i) 2 people; 　(ii) 3 people;　(iii) 4 people?[br][br](b)　How many pizzas will each person receive if each of the following numbers of pizzas are divided among 3 people?[br]　　(i) 2 pizzas 　(ii) 4 pizzas　(iii) 5 pizzas[br][br]In general, how would you calculate a ÷ b ?
中文版：http://www.geogebratube.org/student/m14540[br]Anthony Or. GeoGebra Institute of Hong Kong.[br]orchiming@gmail.com
– Anthony OR 柯志明

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3.10.

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3.11.

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3.12.

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3.13.

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3.14.

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3.15.

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3.16.

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3.17.

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3.19.

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3.20.

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3.21.

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3.23.

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3.24.

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3.25.

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3.26.

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3.27.

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3.28.

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3.29.

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3.30.

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3.31.

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4.

Speed

  • 1. Distance Time Graph For Self Directed Learning
  • 2. Speed, Distance & Time in Motion (RACE CAR)

4.1.

Distance Time Graph For Self Directed Learning

Visualize the Distance Time Graph (Self Directed Learning)
Use the ShowViewScaleControls checkbox to display other controls for adjusting the distance time graph for any problem you wish to understand and solve
– Lew W. S.

4.2.

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5.

Proportion and Rate

  • 1. Bar Model for Problems on Ratio Rate Direct Proportion
  • 2. Solving Proportions

5.1.

Bar Model for Problems on Ratio Rate Direct Proportion

Use this applet to understand arithmetic problems related to rate, ratio, direct proportion.[br][br]Do you know why when we do arithmetic involving ratio, rate and direct proportion[br]we always divide to a single unit of the item on the left before multiplying to get the answer?[br][br]After manipulating and exploring the Bar Model applet below, do you get the concept now?
– Lew W. S.

5.2.

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6.

Percentage

  • 1. Solving percents with a bar model

6.1.

Solving percents with a bar model

Using the Singapore Bar Model to understand three different ways to solve a percent problem.
– Duane Habecker

7.

Geometry

  • 1. Types of Triangles
  • 2. Area of Circles
  • 3. Tangram Construction
  • 4. Symmetry Exercises for Kids
  • 5. Acute Obtuse or Reflex Angles

7.1.

Types of Triangles

Drag point C. [br][br]Create the different types of triangles: scalene, acute, isosceles, obtuse, equilateral, right.
This application shows approximations of ideal types.
– GeoGebra Materials Team

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7.3.

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7.4.

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7.5.

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8.

Numbers

  • 1. Copy of nlhukhlTwo-digit whole numbers
  • 2. Copy of Three-digit whole numbers
  • 3. Telling Time to 5 minutes
  • 4. Part-Part-Whole Model using Bar and Circles
  • 5. Part-Part-Whole Estimation

8.1.

Copy of nlhukhlTwo-digit whole numbers

Visualizing the meaning of two-digit numbers.
(Try moving the black slider.)
– Alexander Mickens, Roy Wright

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8.3.

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8.5.

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9.

Links to Other Primary Math Geogebra Books

  • 1. Geogebra Resources by Others on Primary Mathematics

9.1.

Geogebra Resources by Others on Primary Mathematics

Jessica's Fraction Book[br][url=https://www.geogebra.org/m/edxwq9jv]https://www.geogebra.org/m/edxwq9jv[/url][br][br]Elementary School Applets[url=https://www.geogebra.org/material/show/id/rSjV8S8q][br]https://www.geogebra.org/material/show/id/rSjV8S8q[/url][br][br]HTML5 Collection for Primary Mathematics[br][url=https://www.geogebra.org/material/show/id/aHUtYYRK]https://www.geogebra.org/material/show/id/aHUtYYRK[/url]  (Tablet friendly applets)[br][br]Frazioni, percentuali by [url=https://www.geogebra.org/u/leucotea]leucotea[/url][br][url=https://www.geogebra.org/m/HjGAVbR2]https://www.geogebra.org/m/HjGAVbR2[br][br][/url]EngageNY / Eureka Math by [url=https://www.geogebra.org/u/dhabecker]Duane Habecker[/url][br][url=https://www.geogebra.org/m/ua4yNy75]https://www.geogebra.org/m/ua4yNy75[br][br][/url]Primary Math Contests by [url=https://www.geogebra.org/u/msalee]Arthur Lee[/url][br][url=https://www.geogebra.org/m/D4pCGA6D]https://www.geogebra.org/m/D4pCGA6D[br][br][/url]HTML5 collection from Primary Contest by [url=https://www.geogebra.org/u/geogebra+institute+of+hong+kong]GeoGebra Institute of Hong Kong[br][/url][url=https://www.geogebra.org/m/vEXSFTNk]https://www.geogebra.org/m/vEXSFTNk[br][br][/url]Elementary School Math: 300+ Resources by [url=https://www.geogebra.org/u/geogebrateam]GeoGebra Team[br][/url][url=https://www.geogebra.org/m/xnrmmkjt]https://www.geogebra.org/m/xnrmmkjt[/url]
– Lew W. S.

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