Enjoy the ocean! A collection of sea-themed trivia quiz and fun facts ideas for preschool/childcare
The ocean is vast and full of wonders.
In early childhood education, teaching children the importance of the sea is also very important.
By playing at the beach and touching the sand, they can learn about nature.
Collecting seashells and listening to the sound of the waves helps develop their senses.
Going to the sea also lets them create fun memories with friends and learn to cooperate.
Here, we introduce trivia quizzes and fun facts related to the ocean.
Please use these questions to convey the importance of protecting the marine environment.
We can start with small actions, like not littering and treating fish with care.
Help children feel the charm of the sea while nurturing a heart that values nature.
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Let’s Enjoy the Ocean! A Collection of Ocean Trivia Quiz and Fun Fact Ideas for Preschoolers (1–10)
Which of the following is a creature that moves by walking on the sea floor?
- jellyfish
- starfish
- dolphin
See the answer
starfish
Starfish slowly walk along the sea floor to search for food. They use their many arms to move gradually. Jellyfish and dolphins are swimming in the ocean.
The octopus called the “dumbo octopus” (mendako) lacks something that ordinary octopuses have.
- foot suction cups
- eye
- mouth
See the answer
foot suction cups
Ordinary octopuses have suckers on their arms, but the dumbo octopus has very few. Because of this, it cannot move by sticking and pulling itself along like other octopuses.
What is something you must not drink when swimming in the sea?
- juice
- tap water
- sea water
See the answer
sea water
Because seawater contains a lot of salt and various microorganisms, drinking it can upset your stomach or make you feel unwell. Even if you get thirsty at the beach, make sure you never drink seawater.
Let’s Enjoy the Ocean! A Collection of Ocean Trivia Quiz & Fun Fact Ideas for Early Childhood Education (11–20)
Which of the following is not a marine fish?
- horse mackerel
- salmon
- Thailand
See the answer
salmon
Salmon leave the rivers where they were born, grow in the ocean, and then return to the rivers, but basically they are fish that live in rivers. Horse mackerel and sea bream, on the other hand, live in the ocean all the time. Fish don’t live only in the sea, you know.
What is the job called where you dive into the sea to gather sea urchins and seaweed?
- fishmonger
- ama (female diver)
- Guide to the Sea
See the answer
ama (female diver)
People who do traditional work diving into the sea to collect sea urchins, seaweed, and the like are called 'ama.' In Japan, female ama are especially well known.
Despite having “crab” in its name, the king crab isn’t actually a true crab. What group does it belong to?
- Shrimp and their relatives
- Hermit crab and its relatives
- Squid and their relatives
See the answer
Hermit crab and its relatives
Although the Japanese name tarabagani includes the word “crab,” it’s actually a relative of the hermit crab. The number of legs and its body structure are slightly different from those of other crabs.
Why did people in ancient times start swimming in the sea?
- To play together
- to catch fish
- To feel better
See the answer
To feel better
Sea bathing is said to have originally begun as a way to strengthen the body or cure illnesses. People in the past believed that seawater was good for the body and began going into the sea for their health.


