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Submarine printable lesson pack
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Submarine
Dive deep into learning with this comprehensive Submarine lesson pack, designed for engaging English language acquisition and scientific discovery.
Learning Goals
- Students will learn new vocabulary related to submarines and the ocean.
- Students will understand the basic function and environment of a submarine.
- Students will practice comparing sizes and understanding large measurements.
- Students will develop critical thinking skills through discussion and creative tasks.
Teacher / Parent Setup
Print all pages. Prepare crayons, pencils, and paper for drawing activities. Ensure a clear space for movement activities for younger learners.
Curiosity Focus
Why does the Submarine work the way it does?
This pack includes a reviewed diagram poster and a Kids Ask Why page that turns curiosity into a short explanation and mini activity.

Page 2
Vocabulary Builder
Little Explorers: My First Submarine
Submarine
Trace the word: Submarine. What color is the letter 'S'?
Look at the picture of the submarine. Point to the top where it can see out. What color is the water around it?
Let's pretend to be a submarine! Crouch down low and make a 'whoosh' sound as you dive. Then, slowly stand up and say 'pop!' as you surface.
Underwater Adventures: Building Sentences
A submarine is a special boat that goes under the water.
It can travel deep in the ocean where fish swim.
A submarine has windows called periscopes to see above the water.
Finish this sentence: A submarine can travel...
Word bank: submarine · ocean · under · boat · periscope · fish
Deep Sea Discoveries: How Submarines Work
Submarines use a clever trick called buoyancy to go up and down in the water. They have special tanks, called ballast tanks, that can be filled with water or air. To dive, they fill these tanks with water, making the submarine heavier and causing it to sink. To surface, they push the water out of the tanks with compressed air, making the submarine lighter and allowing it to float up. This amazing ability lets them ex...
Why do you think it is important for a submarine to be able to go up and down in the water?
Page 3
Size Science Lab
Read the size clue
A submarine is 110.00 meters long. That's like putting two football fields end-to-end! It stands 15.00 meters tall, which is taller than a four-story building. Its width is 10.00 meters, about the same as two large trucks parked side-by-side. This massive vessel is built to withstand the immense pressure of the deep ocean, allowing people to explore hidden underwater worlds.
Quick Check
How long is a submarine in meters?
Estimate
Estimate how many school buses, if lined up, would be as long as a submarine.
How is a submarine different from a regular boat that stays on top of the water?
Page 4
Scientific Diagram Poster
Reviewed diagram
Submarine Scientific Diagram with Kids Ask Why
Batch reviewed generated diagram for Pro Pack use. Check labels, Kids Ask Why panel, anatomy/context modules, and print readability.
2026-06-11

Page 5
Kids Ask Why Lab
Big Question
Why does the Submarine work the way it does?
The Submarine works because its shape, materials, parts, and forces fit together to solve a real-world problem.
How to diagram it
Use arrows to connect the main parts to their jobs, then show the input and output.
Cause-and-effect arrows
1-minute activity
Find one part of the object and explain what would happen if that part was missing.
I noticed:
My answer in one sentence:
Draw your own explanation
Page 6
Comprehension + Drawing
1. What is a submarine?
2. Where does a submarine usually travel?
3. How does a submarine's length compare to a football field?
4. What are the special tanks inside a submarine called?
Draw and compare
Draw a submarine at the bottom of the ocean. Add some sea creatures like fish or an octopus around it. How big is your submarine compared to the sea creatures?
Page 7
Answer Key + Teaching Notes
Answer Key
- 110.00 meters
- An underwater vehicle that can travel in the ocean depths.
- It travels in the ocean depths, under the sea.
- It is longer than a whole football field.
- Ballast tanks.
Teaching Notes
- For 3-5 year olds, focus on the 'underwater' concept and simple actions.
- For 6-8 year olds, encourage sounding out words and forming simple sentences.
- For 9-11 year olds, guide the discussion to ensure they grasp the concept of buoyancy.
- Use visual aids like pictures or videos of submarines to enhance understanding for all ages.
- Encourage learners to share their own experiences or knowledge about the ocean.
Extension Activity
Research different types of submarines (e.g., research submarines, military submarines) and discuss their different uses.
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This comprehensive pack provides ready-to-use, age-differentiated activities, saving parents and teachers valuable preparation time.