Online STEM Simulations and other interactive resources for science and technology education

Explore our thematic units of free STEM simulations and resources. You’ll find interactive experiments and educational tools of various types and levels of difficulty, ready to use, at no cost to you

Mathematics

More than 40 online simulations and interactive activities to learn and teach Mathematics in a practical and visual way

Physics

Over 140 online simulations and virtual experiments to explore the principles of Physics visually and enjoyably

Chemistry

More than 70 interactive simulations and virtual labs to understand reactions, bonds, and properties of matter step by step

Earth Science

Over 65 online simulations and other educational resources to discover astronomy, geology, and much more

Circuits

A collection of interactive online simulations to build, measure, and understand electric circuits in a visual and hands-on way

We help you learn and teach STEM

STEM education is a challenge

Our online interactive resources are designed to help you learn and teach effectively

Take advantage of them!

STEM Education

STEM education is an innovative educational approach that integrates science, technology, engineering, and mathematics. Its goal is to prepare students for careers related to these fields and to successfully face the social and economic challenges of the 21st century.

STEM Students

STEM students may face various difficulties depending on their level and experience, but some are common: limited understanding of basic concepts, difficulty applying abstract ideas to the real world, lack of critical thinking, low motivation, and little practice.

STEM Teachers

Being a STEM teacher is a significant challenge, as it requires not only highly specialized technical knowledge but also strong pedagogical and communication skills to convey these complex concepts clearly, engagingly, and effectively.

To learn and experiment

In each thematic unit, we offer science kits and educational tools that connect theory with practice in a fun and effective way

Submarino

Pequeño modelo de submarino para experimentar la flotabilidad

Astrofísica para gente con prisas

Libro de introducción a la astrofísica para gente con prisas

Gemas naturales

Colección educativa de gemas naturales

Máquina de movimiento perpetuo

Máquina de movimiento perpetuo para ilustrar las leyes de Newton

Galvanic cell

Demonstration equipment for testing a galvanic cell

Doppler sensor

Doppler sensor for golf training

Electromagnetism kit

Electricity and magnetism educational kit

Wave sampler

Equipment to reproduce longitudinal and transverse waves

Medidor de pH

Juego de herramientas de prueba de pH

Astrophysics for people in a hurry

Introductory book on astrophysics for people in a hurry

Bolas de planetas

Bolas representativas de los planetas del sistema Solar

Weather station

Indoor and outdoor weather station

Reflexión y refracción

Equipo óptico para la experimentación de la reflexión y la refracción de la luz.

Tide clock

Nautical wall clock to track tides

Volcanoes and earthquakes

Illustrated book on volcanoes and earthquakes

Generador eléctrico

Generador eléctrico DC para educación

Electrolysis equipment

Water electrolysis equipment for school laboratories

Calculadora gráfica

Calculadora Casio. Gráficos en color de funciones matemáticas

Introducción a la geología

Libro de introducción básica a a geología

Tabla periódica

Póster de la tabla periódica de los elementos.

Giants of science

“If I have seen further, it is by standing on the shoulders of giants”

Isaac Newton

Discover in each thematic unit some of the scientists who have shaped history and made it possible for us to get to where we are today

Antoine-Laurent de Lavoisier

1743

–

1794

Antoine Lavoisier estableció la ley de conservación de la masa y nombró el oxígeno e hidrógeno, sentando las bases de la química moderna

“La nada no produce nada”

Peter Higgs

1930

–

2024

Peter Higgs proposed the Higgs mechanism, key to explaining how particles acquire mass, culminating in the experimental discovery of the Higgs boson in 2012

“The discovery of the Higgs boson is not mine, it belongs to the entire scientific community.”

Nicolaus Copernicus

1473

–

1543

Nicolaus Copernicus revolutionized astronomy by placing the Sun at the center of the planetary system; he provided precise mathematical observations.

“The Sun, not the Earth, is the center of our planetary system”

Henri Cartan

1904

–

2008

Henri Cartan developed sheaf theory and cohomology, revolutionizing algebra and modern geometry, and was a leading figure of the Bourbaki group in mathematic

“Mathematics is not a set of formulas, but a language to understand the world”

John Muir

1838

–

1914

John Muir was a naturalist and activist who promoted nature conservation and was key in the creation of national parks in the United States

“The clearest way into the Universe is through a forest wilderness”

Gaspard-Gustave de Coriolis

1792

–

1843

Gaspard-Gustave de Coriolis formulated the effect that bears his name, explaining the deflection of bodies on Earth’s rotation and providing key foundations for mechanics.

“Motion is not only trajectory, it is also invisible influence”

René Descartes

1596

–

1650

René Descartes developed analytic geometry and contributed to classical mechanics and the study of optics

“Pienso, luego existo”

Andrey Kolmogorov

1903

–

1987

Andrey Kolmogorov founded modern probability theory, applying it to statistics, turbulence, and natural phenomena, establishing a solid mathematical framework for uncertainty

“Probability theory is the logic of uncertainty”

René Just Haüy

1743

–

1822

René Just Haüy established the foundations of modern crystallography, showing that crystals have regular forms derived from an ordered internal structure. He founded crystallographic mineralogy

“Crystals reveal to us the secret geometry of nature”

James Hutton

1726

–

1797

James Hutton proposed uniformitarianism, showing that present geological processes explain Earth’s history

“Earth is explained by its own processes”

Wolfgang Pauli

1900

–

1958

Wolfgang Pauli stated the Pauli exclusion principle, essential to explain the electronic structure of atoms and the behavior of matter

“God made the world so subtle that we describe it with mathematics, but not so subtle that we cannot understand it”

Marie Curie

1867

–

1934

Marie Curie discovered the elements polonium and radium, introduced the concept of radioactivity, and pioneered nuclear chemistry, demonstrating that atoms were not indivisible

“In life, there is nothing to be afraid of, only to understand”

Isaac Newton

1643

–

1727

Isaac Newton formulated the law of universal gravitation and the three laws of motion, founding classical mechanics.

“If I have seen further, it is by standing on the shoulders of giants”

Alan Turing

1912

–

1954

Alan Turing laid the foundations of modern computing with the “Turing machine” and broke Nazi codes, changing the course of World War II

“Machines often surprise me very much”

Charles Lyell

1797

–

1875

Charles Lyell was a defender of uniformitarianism, he showed that present geological processes shaped Earth over millions of years. His work strongly influenced Darwin and modern geology

“The present is the key to the past”

Carl Friedrich Gauss

1777

–

1855

Carl Friedrich Gauss developed fundamental methods in algebra, number theory, and statistics, consolidating the foundation of modern mathematics.

“Mathematics is the queen of the sciences and number theory its queen”

Joseph-Louis Lagrange

1736

–

1813

Joseph-Louis Lagrange formulated the Lagrangian equations, key in classical mechanics to describe motion. He also founded variational calculus, applying it to algebra and mathematical physics

“As soon as a mathematical truth is established, it always serves as a starting point for new truth”

Enrico Fermi

1901

–

1954

Enrico Fermi developed the theory of beta decay, built the first nuclear reactor, and made decisive advances in particle physics and nuclear energy

“There is no science without imagination”

Gottfried Wilhelm Leibniz

1646

–

1716

Gottfried Wilhelm Leibniz was one of the founders of infinitesimal calculus, created modern mathematical notation, and contributed to mechanics and optics with groundbreaking theories

“Music is the hidden exercise of arithmetic of the soul, which does not know it is calculating.”

Johannes Kepler

1571

–

1630

Kepler formulated the three laws of planetary motion, establishing elliptical orbits and the relationship between planetary period and distance from the Sun

“The heavens teach the geometry that nature follows”