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

Experimentación de colores

Equipo óptico para la experimentación y generación de colores

Sun, Earth, Moon Kit

Orbital kit for educational purposes of the Sun, Earth, Moon system

Advanced Telescope

Reflector astronomical telescope for amateurs or professionals

Reflexión y refracción

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

Geology Kit

break these rocks and discover amazing crystals inside!

Pythagorean Theorem

Visual Pythagorean Theorem Demonstrator

Medidor de pH

Juego de herramientas de prueba de pH

Kit óptico

Conjunto de dispositivos para experimentos ópticos

Perpetual motion machine

Perpetual motion machine to illustrate Newton's laws

Sensor Doppler

Sensor Doppler para entrenamiento de golf

Máquina de movimiento perpetuo

Máquina de movimiento perpetuo para ilustrar las leyes de Newton

Experimentos de ingeniería mecánica

Explora la física de la fuerza y el movimiento

Estación meteorológica

Estación meteorológica para interior y exterior

Juego de fracciones

Piezas de de fracción y círculos de fracción con porcentajes, tiras y barras

Doppler sensor

Doppler sensor for golf training

ley de Hooke

Equipo para demostración de la ley de Hooke

Magnetic stirrer

Magnetic stirrer for chemistry laboratory equipment

Tide clock

Nautical wall clock to track tides

Luna flotante

Lampara de luna que gira y levita

Classic hygrometer

Wet and dry bulb hygrometer with large water tank

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

Tycho Brahe

1546

–

1601

Tycho Brahe carried out highly precise astronomical observations before the telescope, developing a hybrid model between geocentrism and heliocentrism. His work was essential for Kepler

“The stars may shape destiny, but man observes their course”

André-Marie Ampère

1775

–

1836

André-Marie Ampère formulated the theory of electromagnetism, establishing the mathematical foundations linking electricity and magnetism

“Science is the explanation of the complex by the simple”

William Henry

1774

–

1836

William Henry formulated Henry’s Law, describing how the amount of gas dissolved in a liquid is proportional to its partial pressure

“Chemistry reveals the hidden secrets in the invisible”

Gilbert Newton Lewis

1875

–

1946

Gilbert Lewis formulated the chemical bond theory, introduced electron pairs, and contributed to acid-base theory

“Atoms build nature as bricks build a building”

Georg Cantor

1845

–

1918

Georg Cantor created set theory, developed transfinite numbers, and laid the foundation of modern mathematics

“The essence of mathematics lies in the infinite diversity of its sets”

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”

Paul Dirac

1902

–

1984

Paul Dirac formulated the Dirac equation, unifying quantum mechanics and special relativity, and theoretically predicted the existence of antimatter

“In physics, beauty is more important than truth”

Sadi Carnot

1796

–

1832

Sadi Carnot fundó la termodinámica teórica, estableciendo los principios de eficiencia de los motores y la segunda ley de la termodinámica

“La energía no se pierde, solo se transforma”

René Descartes

1596

–

1650

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

“Pienso, luego existo”

Christiaan Huygens

1629

–

1695

Christiaan Huygens developed the wave theory of light, explained double refraction, and discovered Titan, contributing to the understanding of optics and astronomy

“Light propagates as a wave advancing in all directions”

Rachel Louise Carson

1907

–

1964

Rachel Carson raised awareness of pesticides’ environmental impact, inspiring modern environmental consciousness and the ecological movement

“In nature, there are no rewards without responsibility”

Alexander von Humboldt

1769

–

1859

Alexander von Humboldt integrated geology, climate, and biology observations to found modern geography, showing the connections between nature, climate, and life

“Nature is a living whole of interconnected forces”

John Dalton

1766

–

1844

John Dalton formulated the first atomic theory, explaining the composition of matter and the law of multiple proportions in chemical compounds.

“Science is the foundation of truth”

Pythagoras

570 a.C.

–

495 a.C.

Pythagoras established the famous theorem on right triangles and founded a school linking mathematics, music, and astronomy as fundamental principles of the universe

“All is number”

Euclides

300 a.C.

–

Euclid established the foundations of geometry, organizing axioms and theorems

“There is no royal road to geometry”

Robert Boyle

1627

–

1691

Robert Boyle formulated the first quantitative law of gases, showing the relationship between pressure and volume, laying foundations of modern chemistry and fluid mechanics

“Air is as necessary to life as food”

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”

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.”