Semana Santa, also known as Holy Week, is a Christian holiday celebrated differently in various regions around the world. Learn about the customs, clothing, and the intricate carpets that mark the events in Sevilla, Spain and Antigua,...

Parity Puzzles

The video explains a common math illusion using a story about borrowing money to buy a comic book. It highlights the importance of separating different types of transactions when doing addition and emphasizes the fun and trickiness of...

Symmetry Puzzles

In this video, a child narrates their experience of tidying up a mess made by their little sister, organizing crayons by color, toys by size, and books by shape. The child teaches their sister how to sort toys based on shape and color,...

This math brainteaser challenges you to find a simple, elegant solution to a seemingly complex problem! Can you figure it out? There are two towns near a shore. They want to build a pier on the shoreline with a path connecting the pier...

John Fallon is a 7th & 9th grade English teacher at Fairfield Country Day School, a PreK-9 all boys school. He designed Dolus, a pervasive Alternate Reality Game to teach Homer's Odyssey in his 7th grade class. John is currently...

In this video, the teacher shows students how to represent data on a number line by creating a histogram. He explains the concept of bins and intervals, and demonstrates how to label and organize data points in a histogram.