ScratchJr Events and Triggers quiz for Grade 1 students.

📚 Quick Study Guide

• 🟢 Events: Events are things that happen in ScratchJr. Think of them as the starting signal for your characters to do something.
• 👆 Start on Tap: This event makes something happen when you tap a character. It's like saying, "When I touch you, do this!"
• 🚩 Start on Green Flag: This event makes something happen when you press the green flag. It's like saying, "Start the whole story!"
• ✉️ Send Message: This block sends a message to other characters, telling them to start their actions.
• ✉️ Receive Message: This block makes a character wait for a message before starting an action.
• 💥 Triggers: Triggers are the specific things that cause the events to happen (like tapping or receiving a message).

Practice Quiz

1. Which event makes something happen when you tap a character?
   1. Start on Green Flag
   2. Start on Tap
   3. Send Message
2. What does the Green Flag do?
   1. Starts the whole story
   2. Makes a character jump
   3. Changes the character's color
3. What does the 'Send Message' block do?
   1. Makes a character disappear
   2. Sends a message to other characters
   3. Changes the background
4. What should you use if you want a character to wait for a message before starting?
   1. Start on Tap
   2. Receive Message
   3. Send Message
5. What are 'triggers' in ScratchJr?
   1. The things that make events happen
   2. The characters in the story
   3. The background colors
6. If you want your project to start when someone clicks the green flag, which block do you need?
   1. The blue move block
   2. The orange sound block
   3. The 'Start on Green Flag' block
7. Which block allows characters to communicate with each other in ScratchJr?
   1. The 'Send Message' block
   2. The 'Grow' block
   3. The 'Say' block