Annelida

Leech Doctor
Hydrothermal Vents

Leeches by L. Patricia Kite
Lowdown on Earthworms by Norma Dixon

Vocabulary Added:
annelida: small-ringed

Activity:
Dig for earthworms, make a wormery
"Do earthworms prefer heat or cold?"  From the earthworm experiments lesson plan
Earthworms on the piano - do they like loud noises?
Draw and label an earthworm and a leech
Add annelida to Animal Kingdom tree