In this episode, teacher Sari Lorner talks about turtles and how they navigate at sea by sensing the invisible lines of the magnetic field, similar to how sailors use a magnet. You will need:  One needle  A fridge magnet   Small flat floating object (a leaf or a piece of foil)  Water Compass (can use a smart phone compass) 

In this episode, teacher Sari Lorner talks about starfish and how they can live at different depths of the ocean.  You will need:  5 cups (labelled) Food Colouring  Skewers Water Ice Cubes  Plastic Bottles

In this episode, teacher Sari Lorner shows you how make your very own coral reef, using leftover arts and craft materials and recycled plastic and paper.  You will need:  Plasticine Cut up sponges Pipe Cleaners  Paddle Pop Sticks Recycled Paper  Pastic Bottles Tip: Don’t purchase anything new, just use up excess arts and craft supplies 

In this episode, teacher Sari Lorner talks about jellyfish. Jellyfish are invertebrates. that means they have no bones, exoskeleton, or shell to protect them and the majority of their body is made up of water. You will need:  Bottle with a lid  Water Plastic Bag  Rubber Band  Scissors  Optional: Food colouring and skewer

In this episode we look at sawfish. Sawfish live on the Great Barrier Reef and are pretty cool! Did you know they are related to sharks? You will need:  Alfoil A bag of marbles (any size) Tub of water  Optional: Food colouring to colour your water

In this episode, teacher Sari Lorner talks about pufferfish, and how they can blow themselves up like a balloon in defence of predators. You will need:  Balloon White Vinegar Baking Soda An empty bottle with a narrow neck Spoon Funnel or a piece of paper

In this episode, teacher Sari Lorner talks about buoyancy. We encourage you to try this at home and see for yourself.  You will need:  Tub of water  2 Equal Size Bottles  One filled with water  One filled with oil