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Educational apps always seem impressive at first. Parents see the bright screens, the cheerful voices, and the promises about faster learning. It feels like these apps should help kids pick up letters ...

A detail of the Mandelbrot set, a fractal named after Benoit Mandelbrot, the French mathematician who investigated it in the 1970s. If you were to zoom in at any point on the intricate, wiggly line, ...

The way we commonly use color and number words in English makes it unnecessarily difficult for kids to learn the concepts Subject 046M, two years old, was seated nervously across from me at the table, ...