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Predicting Tides Lesson Plan (TEKS 6.9B): A Complete 5E Lesson for Spring and Neap Tides

The first year I taught tides, I rushed straight to spring and neap tides, drew some diagrams, and watched the class glaze over. I remember a kid asking, "So is high tide once a day or twice?" and I realized I had skipped the most important thing. Of course she didn't know the bigger pattern. I had never shown her one.

The thing that finally made it land was pulling up a real tide chart from Galveston on the board and asking the class to point out the pattern before I ever said "spring" or "neap." Two humps, two dips, every day. Some weeks the humps were taller than others. The next question wrote itself: "Why do you think the humps are bigger some weeks than others?" That opened the door to the moon and sun without me lecturing at them.

That's the spine of this 5E lesson for TEKS 6.9B. The verb is predict and model. Kids need a real tide chart in front of them, not just a definition list.

10 class periods 📓 6th Grade Earth & Space 🧪 TEKS 6.9B 🎯 Differentiated for D + M 💻 Print or Digital

Inside the Predicting Tides 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 Predicting Tides 5E Lesson is built on this framework from start to finish. Here's how it plays out across the five phases.

🎯 Engage

📷 Engage image — objective slide OR word wall card

Day one is a teacher-led hands-on hook using a real tide chart from Galveston (included in the download). Students get a one-week chart and follow step-by-step teacher directions to circle every high tide, draw a box around every low tide, and shade the days with the biggest difference between high and low.

By the end of the period, kids have spotted three patterns on their student sheet in their own hand: two highs and two lows per day, a small drift in the timing from day to day, and some days where the difference between high and low is way bigger than others. They can explain the patterns in their own words even though they have no idea yet that gravity from the moon is causing all of it. Nobody has heard a vocabulary lecture yet. That's the point. They're walking into the rest of the unit with a working mental model, not a memorized definition.

What's included in the Engage:

  • Teacher directions for the tide chart pattern-hunting activity
  • Printable tide chart and student observation sheet
  • Answer key for the discussion questions
  • Four learning objective slides (standard verbatim, "Predict and model" highlighted, "I CAN...", and "WE WILL...")
  • An illustrated Tides Word Wall in English and Spanish covering the unit vocabulary

🔬 Explore

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

The Predicting Tides Station Lab is the heart of the Explore phase. Students rotate through 8 stations (plus a 9th challenge station for early finishers) over one to two class periods. 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 tides, gravity, and the positions of the Earth, moon, and sun, then answer guided questions.
  • 📖 Read It! — A one-page reading passage at two differentiated levels, with a Spanish version included.
  • 🔬 Explore It! — A model investigation where students use a printed Earth-moon-sun diagram and movable cutouts to position the three bodies for spring tides and neap tides.
  • 💻 Research It! — Reference cards with the daily tide cycle, the tidal bulge diagram, spring vs. neap tide positions, and a sample tide chart.

The four output stations:

  • 📋 Organize It! — A card sort where students place tide descriptions under high tide, low tide, spring tide, and neap tide.
  • 🎨 Illustrate It! — Students draw all four moon phase positions and label which produce spring vs. neap tides.
  • ✍️ Write It! — Three open-ended questions in complete sentences (this is where you see who really gets it).
  • 📝 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 Predicting Tides 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 read a real tide chart and physically arranged the Earth, moon, and sun to make spring and neap tides. 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 Predicting Tides Presentation walks 6th graders through the full scope of TEKS 6.9B, one concept at a time, with diagrams on nearly every slide. The deck opens with a quick reset on what tides actually are (the regular rise and fall of ocean water) and the most important rule of the whole unit: tides are not the same thing as waves. Tides come from gravity, not from wind. They rise and fall about every 12 hours, which means most coastlines see two high tides and two low tides in a 24-hour-and-50-minute day.

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

Students learn that the gravitational pull of the moon is the primary driver of tides, and that the sun's gravity also plays a role even though the sun is much farther away. The moon's pull creates a bulge of ocean water on the side of Earth facing the moon. There's also a second bulge on the opposite side of Earth, because gravity affects Earth itself slightly differently than the water on the far side. As Earth rotates through those two bulges, a given coastline passes through high tide, then low tide, then high tide, then low tide, all in about 24 hours. The deck includes a diagram of both bulges and an animation prompt where students predict where a coastline will be six hours from now.

Then the deck shifts to the spring/neap pattern that makes some weeks' tides bigger than others. Spring tides happen at the new moon and the full moon, when the sun, Earth, and moon line up in a row. The sun's gravity adds to the moon's gravity, the bulges get taller, and the difference between high and low tide is the biggest of the month. Neap tides happen at the first and third quarter moons, when the sun and moon pull at right angles to each other. The pulls partly cancel out, the bulges are smaller, and the difference between high and low tide is the smallest of the month. The deck makes clear that "spring" here has nothing to do with the season. It comes from "springing up."

📷 Explain image 2 — Presentation slide screenshot

The deck closes by putting all the patterns together. Two high tides and two low tides every day. Two spring tides and two neap tides every month. One Earth rotation is a day, one full moon orbit around Earth is roughly a month, and those two cycles together create everything you see on a tide chart. Students get a Think About It prompt that asks them to predict the moon phase for a given date on a tide chart based on whether that day shows a spring or neap pattern. That's the standard's "predict" verb in action.

What makes this Presentation different from a typical tides 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 show up throughout (predicting tide locations from a diagram, matching tide types to Earth-moon-sun positions), and Think About It prompts push deeper into bigger ideas (tidal energy as a power source, why the moon has a bigger effect than the much larger sun). The deck closes with a Check for Understanding tied back to the Essential Questions.

The Explain materials in this product include:

  • An editable 20-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

📷 Elaborate image — Student Choice Project board or sample student work

The Elaborate phase is where students stretch what they learned about tides and moon positions and put it into a project of their choosing. In this 6th 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 physical model of the Earth-moon-sun system showing all four spring/neap configurations, design an infographic that helps a tourist read a Galveston tide chart, or write a beach-trip planning guide for a family who wants to maximize tide pool hunting time. 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 predicting tides from positions of Earth, moon, and sun 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 6.9B and you actually get to see what they understand about modeling tides.

Two differentiated versions in one file

The standard version is for students ready for independent application. 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 set of Earth-moon-sun diagrams and ask them to predict the tide type, name the moon phase, and justify the prediction.

The full assessment has 12 questions across five formats:

  • Multiple choice (4 questions) covering the daily tide cycle, the role of the moon vs. the sun, and the spring/neap pattern
  • Hotspot / visual (2 questions) where students circle the positions on an Earth-moon-sun diagram that produce a spring tide and describe what's happening
  • Multiselect (2 questions) where students pick all statements that correctly describe a given tide type
  • Short answer (2 questions) explaining why the moon has a bigger effect on tides than the much larger sun, and why "spring tide" has nothing to do with the season
  • Multipart scenario (2 questions) where students use a sample tide chart to identify spring and neap weeks and then explain the moon-and-sun positions that produced each

A modified version is included for students who need additional support. Fewer multiple-choice distractors, 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 Predicting Tides 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
Predicting Tides Complete 5E Lesson cover Full 5E Lesson — ~10 class periods $13.20 Get the 5E Lesson
Predicting Tides Station Lab cover Just the Station Lab — 1–2 class periods $7.20 Get the Station Lab

What you need to teach Predicting Tides (TEKS 6.9B)

Materials beyond what's in the download:

  • A printed real-world tide chart for the Engage (Galveston or any coastal location works, and a sample is included in the download)
  • Earth-moon-sun cutouts or three small balls of different sizes for the Station Lab Explore It! station
  • A flashlight to show how moon positions relate to phases (optional but powerful)
  • 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 6.9B — Predict and model patterns in tides as a result of the gravitational effects of the moon and sun on Earth, including the positions of Earth, the moon, and the sun during spring and neap tides. See the full standard breakdown →

Grade level: 6th 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

  • "There's only one high tide a day because the moon only pulls on one side"

    Most coastlines experience two high tides and two low tides per day. There's a water bulge on the side of Earth facing the moon AND a second bulge on the far side. Earth rotates through both bulges in about 24 hours, so a given coastline passes through two high tides. Looking at a real tide chart makes this obvious before students have to explain why.

  • "The sun doesn't affect tides because it's too far away"

    The sun absolutely affects tides. It's much farther away than the moon, so its tidal pull is weaker, roughly half the strength of the moon's effect on tides. But when the sun and moon line up at new and full moons, their combined pull creates the extra-large spring tides. When they pull at right angles at the quarter moons, the effects partly cancel and produce the smaller neap tides. The sun is a supporting player, not a no-show.

  • "Spring tides only happen in the spring season"

    The name is confusing. Spring tides have nothing to do with the spring season. The word comes from an older meaning of "spring" as in "leap up" or "spring forth." Spring tides happen twice a month every month of the year, at the new moon and full moon, when Earth, the moon, and the sun are in a line.

  • "Tides happen because waves push water onto the shore"

    Waves and tides are not the same thing. Waves are mostly caused by wind pushing on the surface of the water. Tides are caused by the gravitational pull of the moon and sun creating long-wavelength bulges of water that Earth rotates through. A beach still experiences tides on a perfectly calm day with zero waves.

What's included in the Predicting Tides 5E Lesson download

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

When you buy the Predicting Tides Complete 5E Lesson, you get a single download with the whole unit:

  • Engage materials — teacher directions, real Galveston tide chart, student observation sheet, answer key, four learning objective slides, illustrated Tides Word Wall (English + Spanish)
  • The full Station Lab — 8 stations + 1 challenge, print and digital, two reading levels, Spanish Read It!
  • Explain materials — editable 20-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 8-day unit plan — day-by-day pacing guide

A couple of real-talk tips from running this lesson

1. Start with a real tide chart, not the diagram.

The tide chart shows the pattern. The diagram explains the pattern. If you start with the diagram, you're explaining something kids don't know exists yet. Flip the order and watch the lights come on.

2. Say the spring tide caveat out loud, repeatedly.

Whenever you say "spring tide," remind kids it has nothing to do with the season. The word means "to leap up." Saying that two or three times during the Explain will save you a misconception on the test.

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

Ask: "If we looked at Galveston's tide chart for next Friday, what moon phase would we expect to see in the sky?" That five-minute conversation is the bridge between the Station Lab and the Explain day.

Get the Predicting Tides 5E Lesson

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

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

Frequently asked questions

Does this cover all of TEKS 6.9B?

Yes. The full standard is addressed across all five phases, including the gravitational effects of both the moon and the sun and the positions of Earth, moon, and sun during spring and neap tides.

What do my students need to know before this lesson?

A basic understanding that gravity pulls objects toward each other, and that the moon orbits Earth while Earth orbits the sun. The 6.9A Earth's Tilt & Seasons lesson pairs naturally as a prerequisite.

How long does it take to teach?

Done with fidelity, about 10 class periods of 45 minutes each: one day for the tide chart Engage, two days for the Station Lab, two days for the Presentation and Interactive Notebook, three days for the Student Choice Project, and one to two days for review and the assessment. The product also ships with a compressed 8-day sample unit plan if you need to move faster.

Do I need special supplies?

Just a printed tide chart (one is included), some Earth-moon-sun cutouts or three small balls of different sizes for modeling, and an optional flashlight to demonstrate moon phases. Most teachers already have these on hand.

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 most directly with MS-ESS1-1 (developing and using a model of the Earth-sun-moon system to describe cyclic patterns). Built TEKS-first, but the standards overlap heavily.