Waveshare recently launched a series of dot matrix ESL color e-paper displays with Bluetooth and NFC connectivity designed ...

The ESL book, which has twelve lessons and twelve coloring pages, instructs ESL learners to use vocabulary and grammar lessons to color images according to a color key. This gives the students ...

In fact, blue as a separate colour in the English language is a relatively recent colour." "So the Himba tribe in Namibia, are one of those cultures, wherein the language there is no colour blue.