Search
Google ClassroomGoogle Classroom
GeoGebraGeoGebra Classroom

Outline

  1. Gnomon shadow simulation
    1. Introducing my self and my top of the world
    2. Watching the sky turn day and night
    3. The model
    4. The power of the different views
    5. Putting it into the ground

    Gnomon shadow simulation

    Author:Mónica Manceñido
    Using GeoGebra to aid in making a pre-telescopic astronomical device: gnomon shadow markings
    Gnomon shadow simulation

    Table of Contents

    • Introducing my self and my top of the world

      • La Plata
      • Instituto GeoGebra La Plata
      • Trazado
    • Watching the sky turn day and night

      • The sky is turning
      • Some diverse gnomonic shadows
    • The model

      • Brazoide 7 - Hay Tabla
    • The power of the different views

      • Hiperbola gnomónica analítica
      • Brazoide (primer intento)
      • Brazoide 5 - el que muestra los valores
      • Brazoide 7 - Hay Tabla
    • Putting it into the ground

      • On the ground
    Next
    La Plata

    New Resources

    • Fórmula de Euler para el área del triángulo pedal
    • Biprisma triangular
    • Cuadrilátero cíclico imprevisto
    • Diferencia de vectores
    • El triángulo Circuntangencial

    Discover Resources

    • Construcción de la trisectriz
    • Movimiento Parabolico
    • Pares de ángulos
    • Programazio lineala (114. or. 2)
    • EJEMOLO 4 DE 3.1

    Discover Topics

    • Translation
    • Linear Regression
    • Vectors
    • Planes
    • Incircle or Inscribed Circle
    AboutPartnersHelp Centre
    Terms of ServicePrivacyLicense
    Graphing CalculatorCalculator SuiteMath Resources

    Download our apps here:

    Download_on_the_App_Store_Badge_US-UK_RGB_blk_4SVG_092917

    © 2026 GeoGebra®