Ninth graders learn how computers take in information (input) and give back results (output) — the basic flow that every program follows, from a keyboard press to text on the screen.
Students will be able to…
A computer takes in information and gives back results — that’s input and output. What counts as input, and what counts as output?
Project this and sort each example into input (info going in) or output (results coming out).
Tap any phase to open the teacher moves and student actions.
A computer takes info in and gives results out — what’s which?
Students practice.
Students use.
Students modify.
Students conclude.
Aligned to the CSTA K-12 Computer Science Standards and ISTE Standards for Students.
Understand hardware and software roles.
Describe how systems process data.
Use input and output in programs.
Computational Thinker.
Preview the three formative checks. Tap “Sample answer” to see what mastery looks like — hide them before you print for students.
Have students name one input and one output for a program they use often. A printable input-output sheet is in the Computer Science library.
Tap a card to flip it, then rate whether you knew it. Built from this lesson’s vocabulary.
A quick self-check with instant feedback, drawn from this lesson’s key terms.
A print-and-go review sheet with a built-in answer key. Tap “Show answer key” to reveal answers, or print the clean version for students.