Marine science activities

Learn the five ocean layers & which sea animals live in each zone with this colorful science experiment and habitat project for kids, tweens & teens!

Every child who has ever watched Finding Nemo has heard of ocean currents. Seriously educational stuff there, folks! While Finding Nemo is definitely not the most educational movie of all time, it can really spark curiosity in kids to find out more about ocean currents, like the East Australian Current, and how they are formed. This ocean current experiment is a fun way to see currents form right before your eyes!

Do cool ocean science experiments with simple supplies from around the house. Explore currents, waves, marine animals, and more.

Earth’s oceans are a carbon sink, which is a place where carbon is stored long term. Oceans absorb carbon dioxide from the atmosphere. It reacts with seawater, creating carbonic acid, which in turn lowers the pH of the ocean. This phenomena is known as ocean acidification. It will only get worse as we release more ... Read more

Teach your children or students in a classroom about whales with a fun whale science project. Learn about how blubber helps keep marine animals warm.

Investigate how fish breathe underwater by simulating a gill using Koolaid and a coffee filter in this easy science experiment. This is a fun classroom science activity for kids learning about ocean animals, animal adaptations, water habitats, and ecosystems in 2nd grade science.

For three years now we have gone to the beach for our summer vacation, but, because we live in a landlocked state, there’s not a whole lot of education about ocean animals and their habitats …

Try this oil spill clean up experiment with your students or kids! This is agreat one for Earth Day or anytime you want to teach about the environment!

This jellyfish in a bottle looks just like the real thing! This ocean craft is easy and inexpensive to make, and it's also a fun discovery or sensory bottle. Make a jellyfish from a plastic bag and place it in a bottle of water to watch it swirl and 'swim' around! It's really mesmerizing to watch, and it makes a great prop for storytime or a lesson at school. This post contains affiliate links. If you use these links to buy something we may earn a small commission which helps us run this…

Learn all about the ocean with this amazing unit study! The science and learning is overflowing with this one. Children of all ages will enjoy the hands on activities and deep, engaging learning that takes place as they learn about jellyfish, dolphins, currents, ocean waves, and the various layers of the ocean as well!