PB3 and his robot, Robin, are with their Earth friends, Ben and Sue finding out about life at the beach. Suddenly the evil OOs arrive in their spaceship and try to catch them. In their hurry to escape the two ETs dive into the water and discover another world under the sea. In their attempt to help some grey fish they put them in great danger. Ben and Sue help them to understand but can they put the situation right again?

Syllabus
Grammar and Structures: present simple, present progressive, have got for, possessions, verb + infinitive, conjunctions: and but prepositions of place, can/can’t, there’s/there are 
Expressions: It’s more difficult than, it looks, It’s better, It’s time for …, I’ve got an idea!, Ooops!, Oh dear!, Goodbye, come again soon!

Tags
Nature | World | Helping | Thinking about consequences.