Introduction to Scratch
1 Journal Entry
Instruct students to respond in their journals to the following prompt:
How do you think programs like Microsoft Word, Internet Explorer and Windows are made?
Discuss what it means to program a computer.
Programming languages are used to translate algorithms into a language that a computer can execute.
Share with elbow partner their responses
2 Investigate features of Scratch
Display the Scratch interface and show students how to open name animator
Have students explore and try to determine what the various blocks do.
§ Encourage students to experiment. They can’t break the computer by dragging the wrong block.
§ Show students where they can access ScratchGettingStarted.pdf. and/or provide a printed copy for each pair of students
Stop after about 20 minutes and do a quick debrief of what they have discovered so far. Ask questions that get students to comment on the following features:
§ Every character in Scratch is called a Sprite.
§ How to choose a Sprite from a file
§ How to paint your own sprite
§ Each sprite has its own scripts.
§ You can right click any block and select help to get more information on how to use it.
§ How to change the language in Scratch (for your English Learners)
§ How to go to full screen mode and back
§ How to switch back and forth between sprites by clicking on them
§ X and Y coordinates on the screen are shown on the bottom right below the stage
§ How to save in the proper location (the default is to save in the Scratch Projects folder