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Scratch is a high-level, block-based visual programming language and website aimed primarily at children as an educational tool, with a target audience of ages 8 to 16. [8] Users on the site can create projects on the website using a block-like interface. Scratch was conceived and designed through collaborative National Science Foundation ...
ScratchJr is a visual programming language designed to introduce programming skills to children ages 5–7. The app is considered an introductory programming language. [1] It is available as a free app for iOS, Android and Chromebook. ScratchJr is a derivative of the Scratch language, which has been used by over 10 million people worldwide.
Randal Pinkett. Jay Silver. Mitchel Resnick (born June 12, 1956) is an American computer scientist. He is the LEGO Papert Professor of Learning Research at the Massachusetts Institute of Technology (MIT) Media Lab. [1] As of 2019, Resnick serves as head of the Media Arts and Sciences academic program, which grants master's degrees and Ph.D.s at ...
Cuts and scratches are areas of damage on the surface of the skin. A cut is a line of damage that can go through the skin and into the muscle tissues below, whereas a scratch is surface damage ...
Scratched Cornea. A corneal abrasion is a scratch on your eye. It can happen in an instant. You poke your eye, or something gets trapped under your eyelid, like dirt or sand. Your eye hurts, and ...
Avoid “itch triggers.”. Whether it’s a wool sweater, hot room, or a certain cleaning product, know what sets off your skin, then try to steer clear. Cool off. A wet compress or cold shower ...
Scratches on your face, hands, or body when you wake up are usually caused by scratching yourself while asleep. You may have a skin condition that’s causing intense itchiness at night, or you ...
The pricking part of scratch and intradermal tests takes about 5 to 10 minutes. Then you'll wait about 15 minutes to see how your skin reacts. Patch tests take more time, and two visits to your ...