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If your class has 23 or more students, there's more than a 50% chance that two or more students share a birthday. How is this possible? Learn about probability with this simple exercise.

Probability and odds are calculated by counting all the times something might happen and then how many times one particular outcome does happen.

Two coins are face-up side by side. What will happen if you roll one coin around the top of the other? Will the head be right-side up? Or upside-down?

This 10-session course is designed to support English-speaking 6th graders, typically aged 11 to 12, in their journey to learn French. The course is designed to make language learning both engaging and approachable for young learners, focusing on building a strong foundation in the basics of key French vocabulary, verb conjugation, and essential grammar rules.

Wer kennt es nicht? Die deutsche Sprache kann knifflig sein, und mit Fremdsprachen wird es noch komplizierter. In diesem Video geht es um 20 Wörter, die viele falsch aussprechen – von Restaurantbesuchen über Shopping bis hin zu Kinoabenden. Lasst euch überraschen, welche Begriffe ihr vielleicht selbst schon mal falsch verwendet habt!

"Me gusta que las cosas que me gustan estén por ocurrir". Esa prometedora inminencia podría definir estos cuentos, que supusieron la primera incursión de Andrés Neuman en la narrativa breve. Un conjunto de sugestivas miniaturas y brevedades que indagan en los misterios, geometrías y mutaciones de la expectativa. Que transcurren entre la mirada de alguien que aguarda y algún deseo irrealizable. Su intenso ejercicio de inquietud propicia las revelaciones del que espera arrullado, de aquel a quien ya no esperábamos, de las últimas paciencias o las penúltimas esperanzas.

Are you carrying a forest on your back? Of course not! But if you dig through your backpack, you will probably find many things that come from the forest.

Desde Aztlán emigró un pueblo guiado por Huitzilopochtli, el cual fundó la capital de un gran imperio: México-Tenochtitlán. Este tema, aunado al de las características especiales de la cultura, costumbres, organización, etc., hacen de esta obra una pieza inigualable. Este material contribuye al conocimiento y entendimiento de una cultura fundamental para comprender la historia antigua de México.

Magazine articles don't just magically appear on the page. Good writers grab your attention. Then they keep you reading.

Since ancient times, people have been recording information. Books—as we know them today—took many centuries to evolve.

Why are so many old things buried in the ground—and who finds them?

La cultura maya es una de las civilizaciones prehispánicas más importantes de América, ubicada en la parte sureste de México, Guatemala, Belice, Honduras y El Salvador. Restos de imponentes ciudades y centros ceremoniales, vestigios de sus leyendas, mitos, descubrimientos y observaciones, son la evidencia de una cultura evolucionada que buscaba una explicación de las cosas buenas y malas de la vida.

The town of Haywood, New Jersey, has a secret. A wish monster. Violet Park discovered its cave by accident, and the wish monster granted her deepest desire by bringing her dog Midnight back to life. It even erased everyone’s memory of his death. Life was perfect. But then an unremarkable boy named Hudson Causeway somehow remembered Midnight had died. That scared Violet. What if he ruined everything? Even worse, what if the wish monster wasn’t as innocent as it seemed?