Order of Operations | Assessment Review
In this 30-minute Grade 1 health lesson, students review the importance of following an order of operations by practicing simple, safe routines in the correct sequence. The lesson is challenging through multi-step practice, but remains age-appropriate and concrete. Students will sort, act out, and explain the order of healthy and safe behaviors.
| Term | Definition |
|---|---|
| order | the way things happen from first to last |
| sequence | the steps in the correct order |
| first | the step that happens before all others |
| next | the step that comes after first |
| then | the step that comes after next |
| last | the final step |
Show a familiar routine, such as washing hands, and ask students what step should happen first. Briefly review sequence words and model one example.
Share ideas, repeat sequence words, and identify the first step in a routine.
Model a 4-step health routine using picture cards on the board. Think aloud about why each step must come before the next step.
Watch, repeat the steps aloud, and help place cards in order.
Give pairs a set of mixed-up routine cards. Prompt students to arrange the steps in order and justify their choices using first, next, then, and last.
Work with a partner to sequence cards and explain the order to the teacher or group.
Display an incorrect sequence and ask students to find and correct the mistake. Push students to explain how the wrong order could affect health or safety.
Identify the error, correct the order, and share reasoning with the class.
Ask students to draw or number one health routine sequence on paper.
Complete a short independent sequencing task.
Review the key idea that doing steps in the correct order helps keep us healthy and safe. Invite a few students to share one routine in order.
State one routine using sequence words and listen to the summary.
Students restate that following steps in order helps keep routines safe, healthy, and easy to do. The class ends with a quick oral review using first, next, then, and last.
Choose one healthy routine at home, such as brushing teeth or getting ready for bed, and draw or write the steps in order using first, next, then, and last.