![]() The blocks can be dragged, dropped, and rearranged as many times as you like. Google Blockly's interface will remind you of the MIT App Inventor and Scratch. Google Blockly, like Scratch and the MIT App Inventor, uses jigsaw pieces containing commands that you can snap together to create an application. Click here to read about a great app developed by students using the MIT App Inventor. MIT provides excellent support documentation and curriculum for classroom use for new users of App Inventor. If you have an Android device then the emulator is not required and you don't need to worry about installing it. The emulator allows people who don't have Android devices to text their apps on their desktops. The only download that is required for App Inventor 2 is the optional emulator. The MIT App Inventor works in your web browser (Chrome is recommended). The MIT App Inventor allows students to create and publish their own Android applications. That is because the Snap! developers call their program "an extended re-implementation of Scratch." The potential benefit of Snap! over Scratch is that teachers who have a mix of iPads, Android tablets, and laptops in their classrooms can have all of their students use the same programming interface. After previewing your program you can go back and add or delete pieces as you see fit. You can try to run your program at any time to see how it will be executed. The commands are represented by labeled jigsaw puzzle pieces that snap together to create a program. To design a program in Snap! drag commands into a sequence in the scripts panel. Snap! uses a visual interface that works in your browser on your laptop as well as on your iPad. Snap! is a drag-and-drop programming interface designed to help students learn to program. Students snap programming pieces together to make characters move and talk in their stories and games. Then in each frame students select the actions that they want their characters to take. To program a story or game on Scratch Jr. students select background settings for each frame of the story. ![]() On Scratch Jr students can program multimedia stories and games. ![]() Scratch Jr for iPad and for Android uses the same drag and drop programming principles used in Scratch. is based on the aforementioned online Scratch program. Scratch Overview from ScratchEd on Vimeo. If you haven't seen Scratch before, watch the short overview in the video below. The blocks snap together to help students see how the "if, then" logic of programming works. Students create their programs by dragging together blocks that represent movements and functions on their screens. Scratch allows students to program animations, games, and videos through a visual interface. When the conversation amongst educators turns to programming, Scratch is often the first resource that is mentioned. Here are some good resources that you can use to introduce students to programming and coding. Today we have many more ways to introduce students to programming and coding. For people of a certain age, Logo Writer was our introduction to coding. Over the weekend at the Ed Tech Teacher Google Jamboree Justin Reich and I made references to Logo Writer. ![]() If you have spent any time looking at Twitter, Pinterest, or the Edublog-o-sphere in the last week you've probably seen plenty of references to Hour of Code. ![]()
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