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

Discover a unique collection of online STEM simulations and other educational resources that make science visible. All content is free, organized into thematic units, and designed for teachers and students

Discover all our STEM simulations and online 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

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

Leyes de la mecánica

Juguete de construcción para experimentar las leyes de la mecánica clásica

Kit eléctromagnético

Kits de experimentos de electricidad y magnetismo

Mechanical engineering experiments

Explore the physics of force and motion

Bunsen burner

Bunsen burner with flame stabilizer, ideal for laboratory use

Magnetic stirrer

Magnetic stirrer for chemistry laboratory equipment

Floating moon

Rotating and levitating moon lamp

Cuna de Newton

Cuna de Newton de escritorio para estudio de mecánica clásica

Volcanes y terremotos

Libro ilustrado de volcanes y terremotos

Principio de Arquímedes

Equipo demostrador del principio de Arquímedes

Ábaco de madera

Ábaco aritmético clásico para contar con 100 cuentas

Wooden abacus

Classic arithmetic abacus for counting with 100 beads

Posters de matemáticas

Conjunto de posters de matemáticas para el aúla

Scientific laboratory

Set of scientific experiments in physics and chemistry

Teorema de Pitágoras

Demostrador visual del Teorema de Pitágoras

Introduction to geology

Basic introduction to geology

Kit solar

Kit de panel solar con controlador de carga

Proyector estelar

Proyector de luz nocturna de cielo estrellado realista

Microscopio

Microscopio para adultos y niños

Motor eléctrico DC

Motor eléctrico de corriente continua para educación.

Calculadora gráfica

Calculadora Casio. Gráficos en color de funciones matemáticas

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

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.”

Amedeo Avogadro

1776

–

1856

Amedeo Avogadro stated his famous hypothesis: equal volumes of gases, under the same conditions, contain the same number of molecules. He grounded modern chemistry and molecular theory

“In science, patience and method always triumph over chance”

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”

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”

Erwin Schrödinger

1887

–

1961

Erwin Schrödinger developed the wave equation of quantum mechanics, describing particle behavior, and created the famous Schrödinger’s cat thought experiment

“The chief task of physics is to discover the underlying mathematical structure in nature”

Werner Karl Heisenberg

1901

–

1976

Werner Heisenberg developed matrix mechanics, the first consistent version of quantum mechanics, and stated the uncertainty principle, which reshaped our understanding of nature

“What we observe is not nature itself, but nature exposed to our method of questioning”

Fritz Haber

1868

–

1934

Fritz Haber developed the Haber-Bosch process, enabling large-scale ammonia synthesis, revolutionizing fertilizer production and industrial chemistry

“Chemistry has the power to transform life on Earth”

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”

Niels Henrik David Bohr

1885

–

1962

Niels Bohr developed the Bohr atomic model, explaining energy levels in atoms and laying the foundation for quantum mechanics

“An expert is a person who has made all the mistakes that can be made in a very narrow field”

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”

Robert Wilhelm Bunsen

1811

–

1899

Robert Bunsen desarrolló el análisis espectroscópico y mejoró técnicas de laboratorio, sentando bases de la química analítica moderna

“El laboratorio es el corazón de la química”

Augustin-Louis Cauchy

1789

–

1857

Augustin-Louis Cauchy formalized mathematical analysis, providing rigor to calculus and function theory, influencing mathematical physics

“Rigor in mathematics is the key to understanding physical phenomena”

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”

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”

Joseph Fourier

1768

–

1830

Fourier developed the Fourier series, allowing the representation of periodic functions and modeling phenomena like heat, sound, and waves. He transformed applied calculus and mathematical statistics

“The profound analogy between heat and light guides scientific research”

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”

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”

Léon Foucault

1819

–

1868

Léon Foucault demonstrated Earth’s rotation with his famous pendulum and measured the speed of light with great precision, revolutionizing experimental optics

“The pendulum does not lie: the Earth moves beneath our feet”