Search
strands.number-sense.h1

Number Sense

Understanding numbers, their relationships and numerical reasoning

strands.algebra.h1

Algebra

Using symbols to solve equations and express patterns

strands.geometry.h1

Geometry

Studying shapes, sizes and spatial relationships in mathematics

strands.measurement.h1

Measurement

Quantifying and comparing attributes like length, weight and volume

strands.operations.h1

Operations

Performing mathematical operations like addition, subtraction, division

strands.statistics-probability.h1

Probability and Statistics

Analyzing uncertainty and likelihood of events and outcomes

Community Resources
Get started with our Resources
GeoGebra

Calculator Suite

Explore functions, solve equations, construct geometric shapes

GeoGebra Graphing

Graphing Calculator

Visualize equations and functions with interactive graphs and plots

GeoGebra Geometry

Geometry

Explore geometric concepts and constructions in a dynamic environment

GeoGebra 3D Calculator

3D Calculator

Graph functions and perform calculations in 3D

GeoGebra Scientific Calculator

Scientific Calculator

Perform calculations with fractions, statistics and exponential functions

GeoGebra Notes

Notes

Explore our online note taking app with interactive graphs, slides, images and much more

App Downloads
Get started with the GeoGebra Apps
strands.number-sense.h1

Number Sense

Understanding numbers, their relationships and numerical reasoning

strands.algebra.h1

Algebra

Using symbols to solve equations and express patterns

strands.geometry.h1

Geometry

Studying shapes, sizes and spatial relationships in mathematics

strands.measurement.h1

Measurement

Quantifying and comparing attributes like length, weight and volume

strands.operations.h1

Operations

Performing mathematical operations like addition, subtraction, division

strands.statistics-probability.h1

Probability and Statistics

Analyzing uncertainty and likelihood of events and outcomes

Community Resources
Get started with our Resources
GeoGebra

Calculator Suite

Explore functions, solve equations, construct geometric shapes

GeoGebra Graphing

Graphing Calculator

Visualize equations and functions with interactive graphs and plots

GeoGebra Geometry

Geometry

Explore geometric concepts and constructions in a dynamic environment

GeoGebra 3D Calculator

3D Calculator

Graph functions and perform calculations in 3D

GeoGebra Scientific Calculator

Scientific Calculator

Perform calculations with fractions, statistics and exponential functions

GeoGebra Notes

Notes

Explore our online note taking app with interactive graphs, slides, images and much more

App Downloads
Get started with the GeoGebra Apps

MANUEL REYNA ALLENDE

  • Resources
  • Favorites
  • People
  • A windshield wiper mechanism ( Un limpiaparabrisas)

    Activity

    MANUEL REYNA ALLENDE

  • Pappus' Theorem and Pascal's generalization (4/4)

    Activity

    MANUEL REYNA ALLENDE

  • Pappus' Theorem and Pascal's generalization (3/4)

    Activity

    MANUEL REYNA ALLENDE

  • Pappus' Theorem and Pascal's generalization (2/4)

    Activity

    MANUEL REYNA ALLENDE

  • Pappus' Theorem and Pascal's generalization (1/4)

    Activity

    MANUEL REYNA ALLENDE

  • STRAIGH BEAM WALKING MECHANISM (*)

    Activity

    MANUEL REYNA ALLENDE

  • Sylvester - Kempe Mecanismo (1877)

    Activity

    MANUEL REYNA ALLENDE

  • CHEBYSHEV WALKING MACHINE (MECANISMO QUE CAMINA)

    Activity

    MANUEL REYNA ALLENDE

  • Jansen's Mechanism (Mecanismos que caminan)

    Activity

    MANUEL REYNA ALLENDE

  • Mecanismo de cuatro barras

    Activity

    MANUEL REYNA ALLENDE

  • Bottles in a Wine Rack (Botellas en un estante de vinos)

    Activity

    MANUEL REYNA ALLENDE

  • The sum of the angles of a star

    Activity

    MANUEL REYNA ALLENDE

  • La moneda y la servilleta doblada

    Activity

    MANUEL REYNA ALLENDE

AboutPartnersHelp Center
Terms of ServicePrivacyLicense
Graphing CalculatorCalculator SuiteMath Resources

Download our apps here:

Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

© 2025 GeoGebra®