Read about different kinds of whales. Some basic categorization include Baleen whales and Toothed whales. Read about different kinds of toothed and baleen whales. Let the child display their knowledge on different kinds of whales using Animoto videos. First let the child search for images of the whales they are presenting. This may be a good time to inform them about copy rights and other licences.
Below is Ah’s video about the differences between a Whale and a Dolphin
And here is Aa’s video about 5 different kinds of Whales