Day & Night Cycle Lesson Plan (TEKS 5.9): A Complete 5E Lesson for Earth's Rotation and Shadows

Chris Kesler · 10 min read

If I were teaching TEKS 5.9 to a room of 5th graders, the first thing I'd do is dim the lights, grab a globe and a flashlight, and ask one student to come up and "be the Sun." Then I'd ask the class, "Is the Sun moving across the sky, or are we moving past the Sun?" Watch the hands go up. Half of them will say the Sun moves. They've watched the Sun go from one side of the sky to the other their entire lives. Of course they think it's moving. That's the misconception we're here to break.

The trap with 5.9 is teaching it like a vocabulary unit. Rotation, revolution, axis, shadow, sunrise, sunset, horizon. Seven big words on a slide, a fill-in-the-blank handout, a quiz on Friday. Kids can repeat "Earth rotates on its axis every 24 hours" without ever picturing what that actually means. They can spell rotation and still believe the Sun is the thing that moves. The standard asks them to demonstrate Earth's rotation and explain how it causes the day/night cycle. Those are doing verbs. Kids have to build the picture.

That's the whole reason behind this 5E lesson for TEKS 5.9. Kids spin a globe in front of a flashlight, track how shadows change with a pencil and a sticky note over the course of the day, and watch a beach ball rotate to show why half the planet is always lit up. By the time the Explain phase rolls around, they already know it's Earth doing the moving because they made the model with their own hands.

⏱ 8 class periods 📓 5th Grade Earth & Space 🧪 TEKS 5.9 🎯 Differentiated for D + M 💻 Print or Digital

Inside the Day & Night Cycle 5E Lesson

The 5E instructional model walks students through five phases: Engage, Explore, Explain, Elaborate, and Evaluate. It flips the traditional lecture-first sequence on its head. Students explore a concept hands-on before you ever explain it, which means by the time you do explain it, they have something to hook the vocabulary onto.

I switched to the 5E model years ago and stopped going back. Kids retain more, ask better questions, and stop staring at me waiting to be told the answer. The Day & Night Cycle 5E Lesson is built on this framework from start to finish. Here's how it plays out across the five phases.

🎯 Engage

Day one is a teacher-led hook that gets every kid modeling Earth's rotation before any vocabulary shows up on the board. Each small group gets a globe (or a tennis ball with a sticker on it), a flashlight, and a student observation sheet. The directions walk them through marking their city on the ball, holding the flashlight steady as the Sun, and slowly spinning the ball to watch how the lit side and the dark side trade places.

By the end of the period, kids have drawn at least three positions of Earth around the Sun on their student sheet and labeled where it would be daytime and nighttime in each one. A few brave ones have started using words like "spin," "axis," or "facing the Sun." Nobody has heard the official terms yet, and that's the point. They're walking into the rest of the unit with a working model of why day and night happen, even if they can't recite the definition.

What's included in the Engage:

Teacher directions for the globe-and-flashlight modeling activity
Printable student observation sheet
Answer key for the discussion questions
Four learning objective slides (standard verbatim, "I CAN...", "WE WILL...", and an essential question slide)
An illustrated Earth & Sun Word Wall in English and Spanish covering the full unit vocabulary

🔬 Explore

📷 Explore image 1 — wide shot of Station Lab in action

The Day & Night Cycle Station Lab is the heart of the Explore phase. Students rotate through 8 stations (plus a 9th challenge station for early finishers) over one class period. The Station Lab is split into four input stations (where kids take in new information) and four output stations (where they show what they learned).

The four input stations:

🎬 Watch It! — Students watch a short video on Earth's rotation and the day/night cycle and answer guided questions.
📖 Read It! — A one-page reading passage on Earth's axis, rotation, and shadows at two differentiated levels, with a Spanish version included.
🔬 Explore It! — The hands-on modeling station where students use a globe, a flashlight, and a small figure on a sticker to track sunrise, midday, and sunset positions and see why shadows change shape.
💻 Research It! — Reference cards with diagrams of Earth's rotation, time zone basics, and shadow patterns at sunrise, noon, and sunset.

The four output stations:

📋 Organize It! — A card sort where students place positions of the Sun and the matching shadow shapes in order from morning to evening.
🎨 Illustrate It! — Students draw a four-panel graphic showing Earth at sunrise, noon, sunset, and midnight from above, with the lit half shaded.
✍️ Write It! — Three open-ended questions in complete sentences where kids explain why the Sun only appears to move and what that means for time zones.
📝 Assess It! — A short formative check with multiple choice and a fill-in-the-blank vocabulary paragraph.

📷 Explore image 2 — close-up of featured station (Explore It! or Organize It!)

Print and digital versions are both included. If you want the full breakdown of what happens at every single station, what students produce, and how to set it up, that's in our dedicated Station Lab post.

→ Read the full Day & Night Cycle Station Lab walkthrough 8 stations, materials list, teacher tips

The Station Lab is included in the full 5E lesson. You don't need to buy it separately if you're getting the whole unit.

📚 Explain

📷 Explain image 1 — Presentation slide screenshot

Here's the real payoff of doing the Engage and Explore before the Explain: by the time kids hit this phase, they've already spun a globe in front of a flashlight, traced shadow positions on paper, and seen with their own eyes why half the planet is lit up at all times. They have a working understanding before you ever start naming things. The discussions get deeper, the questions get sharper, and you spend less time defining and more time pushing their thinking.

The Day & Night Cycle Presentation walks 5th graders through the full scope of TEKS 5.9, one piece at a time. The deck opens with a quick reset on Earth's axis as an imaginary line that runs from the North Pole to the South Pole, and introduces the idea of rotation as Earth spinning around that line. From there the deck builds out the day/night cycle, the apparent motion of the Sun, and the way shadows change shape over the course of a day.

📷 Explain image (middle) — Presentation slide screenshot (classification hierarchy, Essential Question, or category comparison)

Students learn that Earth makes one complete rotation on its axis approximately every 24 hours, and that's what we call a day. The half of Earth facing the Sun experiences daytime. The half facing away experiences nighttime. As Earth keeps spinning, places pass into and out of sunlight on a steady, repeating cycle. The lesson uses real-world examples like Miami being in nighttime while Seattle is still in daytime to show that different parts of Earth experience the day/night cycle at different times.

The deck then takes on the biggest misconception in the entire unit: it looks like the Sun is moving across the sky, but it isn't. Earth is rotating. The Sun stays put. The motion we see is our motion, just from our point of view on the ground. Because Earth rotates from west to east, the Sun appears to rise in the east, climb across the sky, and set in the west. Kids practice this with a ball-and-flashlight model on their notes so they can see why the apparent motion isn't real motion at all.

The last piece of the standard is about shadows. A shadow forms when something blocks light from the Sun. Because the Sun's apparent position changes throughout the day, shadows change too. Early in the morning the Sun is near the horizon and shadows are long. Around noon the Sun is high overhead and shadows are short. Late in the afternoon the Sun heads back toward the horizon and shadows stretch out again, but now in the opposite direction. Watching a shadow over a single day is watching Earth spin.

📷 Explain image 2 — Presentation slide screenshot

What makes the Day & Night Cycle Presentation different from a typical Earth and space slideshow is that kids are doing something on almost every single slide. It's not a lecture deck. It's a participation deck. "Your answer:" prompts appear on most slides, Brain Breaks reset attention every few slides, Quick Action INB tasks (moving Earth between daytime and nighttime positions, matching shadow shapes to times of day, sorting rotation vs. revolution) show up throughout, and Think About It prompts push deeper into bigger ideas like what would happen if Earth stopped rotating and how a ball-and-flashlight model could explain the day/night cycle to a younger sibling. The deck closes with a Check for Understanding tied back to the Essential Question: How does Earth's rotation cause the day/night cycle and the changes in shadow positions and shapes?

The Explain materials in this product include:

An editable 21-slide Presentation at two differentiated levels (Dependent and Modified), works in PowerPoint or Google Slides
A guided fill-in-the-blank student notes handout that mirrors the Presentation, with answer key
A Paper Interactive Notebook (English and Spanish) students cut, fold, and glue into their notebooks
A Digital Interactive Notebook at both levels with answer keys, for 1:1 classrooms or Google Classroom

The Explain runs across two class periods. The built-in Think About It prompts are where the real discussion happens, so let those breathe.

🛠️ Elaborate

Student Choice Projects rubric for TEKS 5.9

The Elaborate phase is where students stretch what they learned about Earth's rotation and the day/night cycle and put it into a project of their choosing. In this 5th grade Earth and space lesson, that's a Student Choice Project board with six different project options plus a "design your own" pathway.

Students might build a working day/night model with a labeled globe and a flashlight on a stand, design a shadow tracking experiment where they trace a pencil's shadow on the playground every hour, or write and perform a short skit where a kid in Texas video-calls a friend in Japan and is shocked that it's nighttime there. There are options for kids who love to write, kids who love to draw, kids who love to build, and kids who love to perform. Whatever the project, the point is the same: students apply Earth's rotation to a real-world artifact instead of a worksheet.

Choice is the whole point. By letting students pick how they show their thinking, you get more authentic work for TEKS 5.9 and you actually get to see what they understand about why day and night happen.

The rubric (the part teachers actually want)

Every project, no matter which option a student picks, is graded on the same 100-point rubric. Five categories at 20 points each:

Vocabulary (20 pts) — At least four words from the lesson are used in context.
Concepts (20 pts) — At least two key concepts from the lesson are referenced.
Presentation (20 pts) — The project grabs attention and is well-organized.
Clarity (20 pts) — Easy to understand. Free of typos.
Accuracy (20 pts) — Drawings and models are accurate. The science is right.

The rubric uses a minus / check / plus shorthand on every row so you can grade a stack of projects quickly without re-reading every criterion.

Two differentiated versions in one file

The standard version is for students ready for independent application of Earth's rotation. The Reinforcement version is for students who need additional vocabulary or concept support. Three of the six options are swapped for projects with a tighter vocabulary tie-in, and "design your own" is replaced with "collaborate with the teacher" so kids aren't pitching cold.

✅ Evaluate

The Evaluate phase wraps the unit with a formal assessment. It's not all bubble-in. Several questions hand students a diagram of Earth and the Sun and ask them to identify which side is in daytime, which side is in nighttime, and what direction Earth is rotating.

The full assessment has 12 questions across five formats:

Multiple choice (4 questions) covering rotation vs. revolution, the 24-hour day, the apparent motion of the Sun, and shadow vocabulary
Hotspot / visual (2 questions) where students circle the diagram that shows daytime and the matching shadow shape and describe how they know
Multiselect (2 questions) where students pick all statements that correctly describe Earth's rotation and the day/night cycle
Short answer (2 questions) on why the Sun only appears to move across the sky and how shadows change throughout the day
Multipart scenario (2 questions) with a classroom modeling investigation where kids identify the lit half, predict where shadows will fall, and explain the result

A modified version is included for students who need additional support. Fewer multiple-choice distractors and sentence-starter scaffolds on the short-answer items.

If you've taught all five phases, this assessment shouldn't surprise anyone. It's a chance for kids to show you they get it.

How everything fits together

If you want the whole experience (Engage hook, the Station Lab as the Explore, the Explain day with Presentation and interactive notebook, the Student Choice Elaborate, and the Evaluate assessment all in one download), that's the Day & Night Cycle Complete 5E Science Lesson.

If you only need the one-day hands-on activity, the Station Lab works as a standalone. Most teachers buy the full 5E because the Station Lab works harder when it's bookended by a strong Engage and a follow-up Explain. But both are honest options.

Two options

Day & Night Cycle Complete 5E Lesson cover

Full 5E Lesson — ~10 class periods $13.20 Get the 5E Lesson

Just the Station Lab — 1–2 class periods $7.20 Get the Station Lab

What you need to teach Day & Night Cycle (TEKS 5.9)

Materials beyond what's in the download:

A small globe (or a tennis ball with a sticker on it) for each small group
Flashlights for the Engage and the Station Lab (one per group)
A pencil and a small piece of clay for the shadow modeling activity
White paper or sticky notes for tracing shadow positions
A small toy figure or sticker to mark the student's location on the globe
Pencils, colored pencils or markers, and printed student pages
A device with internet for the Watch It! station and the slide deck

Standard covered: Texas TEKS 5.9 — Demonstrate that Earth rotates on its axis once approximately every 24 hours and explain how that causes the day/night cycle and the appearance of the Sun moving across the sky, resulting in changes in shadow positions and shapes. See the full standard breakdown →

Grade level: 5th grade science

Time: About 10 class periods of 45 minutes each, done with fidelity. The product also ships with a compressed sample unit plan if you need to move faster.

Common misconceptions this lesson clears up

"The Sun moves across the sky"
The Sun isn't moving across the sky. Earth is rotating, which makes the Sun APPEAR to move. Imagine sitting on a merry-go-round watching a tree on the playground. The tree looks like it's moving, but really you're the one going around. Same thing with the Sun. We're spinning. The Sun is staying put. The motion we see is our motion, just from our point of view on the ground.
"It's night because the Sun goes away"
The Sun doesn't go anywhere. It's always shining. It's nighttime because Earth has rotated, and the spot you're standing on is now turned away from the Sun. While Texas is in nighttime, kids in places like Japan or Australia are in daytime because their part of Earth is facing the Sun. Half the planet is always lit up. The half you're on changes every 12 hours.
"Shadows look the same all day long"
Shadows change a lot during the day. They're long in the morning when the Sun is low in the east. They get shorter as the Sun climbs higher in the sky. They're shortest near noon when the Sun is at its highest point. They get long again as the Sun moves toward the west and the day winds down. They also change direction, sweeping from west (morning) to east (afternoon) as Earth rotates. Watching a shadow over a day is watching Earth spin.
"Earth rotates once a year"
Earth rotates once approximately every 24 hours, which is one day. The trip around the Sun takes a year (about 365 days), but that's a different motion called revolution. Rotation is the daily spin, like a top. Revolution is the yearly trip around the Sun, like a runner on a track. Don't mix them up. Day and night come from rotation. Years come from revolution.

What's included in the Day & Night Cycle 5E Lesson download

📷 Inside-the-product — add screenshot of Read It passage or sample answer sheet

When you buy the Day & Night Cycle Complete 5E Lesson, you get a single download with the whole unit:

✅ Engage materials — teacher directions, student observation sheet, answer key, four learning objective slides, illustrated Earth & Sun Word Wall (English + Spanish)
✅ The full Station Lab — 8 stations + 1 challenge, print and digital, two reading levels, Spanish Read It!
✅ Explain materials — editable 21-slide Presentation at two differentiated levels (with built-in Brain Breaks, Quick Action INB tasks, and Think About It prompts), guided fill-in-the-blank student notes handout with answer key, Paper Interactive Notebook (English + Spanish), Digital Interactive Notebook at two levels with answer keys
✅ Elaborate (Student Choice Projects) — 6 project options + design-your-own, plus a Reinforcement version with vocabulary-focused alternatives, 5-category rubric included
✅ Summative assessment — full 12-question version and modified version with sentence-starter scaffolds, both with answer keys
✅ Sample unit pacing guide — day-by-day plan for the full 5E lesson

A couple of real-talk tips from running this lesson

1. Dim the lights for the Engage and the Explore It! station.

The flashlight-as-Sun model only really works when the room is dark enough for the lit half and the dark half of the globe to look clearly different. Turn off the lights, close the blinds, and let it feel a little like a planetarium. Kids buy in faster.

2. Put a sticker (or small figure) on every globe before class.

If kids spend the first five minutes trying to figure out where Texas is on a globe, you've burned the modeling window. Mark each group's globe with a sticker on their city before the bell rings so the lesson starts with them already oriented.

3. Save 10 minutes at the end of the Station Lab day for a class debrief.

Ask: "If you were a kid in Australia right now, would it be daytime or nighttime, and why?" That five-minute conversation breaks the "Sun moves" misconception harder than any slide can and bridges straight into the Explain day.

Get the Day & Night Cycle 5E Lesson

Buy the full Day & Night Cycle 5E Lesson — $13.20

Or if you only need the one-day hands-on Station Lab:

Buy the Day & Night Cycle Station Lab — $7.20

(The Station Lab is included in the full 5E Lesson)

Frequently asked questions

Does this cover all of TEKS 5.9?

Yes. The full standard is addressed across all five phases, including Earth's 24-hour rotation on its axis, the day/night cycle, the apparent motion of the Sun, and changes in shadow positions and shapes throughout the day.

What do my students need to know before this lesson?

That Earth is round, that the Sun gives off light, and that shadows form when something blocks light. That's it. Everything else gets built inside the lesson.

How long does it take to teach?

Done with fidelity, about 8 class periods of 45 minutes each: one day for the Engage hook, two days for the Station Lab, two days for the Presentation and Interactive Notebook, two days for the Student Choice Project, and one day for review and the assessment.

Do I need special supplies?

Just basic classroom items: a globe (or a tennis ball with a sticker), a flashlight, a pencil, and some paper for tracing shadow positions. Most teachers already have all of it.

Does this work for digital classrooms?

Yes. Every component has a digital version. The Station Lab is fully digital-ready (Google Slides), the Presentation works in Google Slides, and the Student Choice Projects can be submitted as videos, slide decks, or written work.

Is this 5E lesson aligned to NGSS too?

It aligns with elementary Earth and space science standards on patterns of Earth's rotation and the apparent motion of the Sun (5-ESS1-2). Built TEKS-first, but the rotation and shadow work overlaps directly.