Absorption and waste Whiteboard presentation Play

Animals – the invertebrates Class activity Play

Animals – the invertebrates Whiteboard presentation Play

Annelids Student activity Play

Arthropods (phylum Arthropoda) Student activity Play

Comparison of types of food and the structure of the alimentary canal in herbivores and carnivores Illustration Play

Digestion Student activity Play

Echinoderms Student activity Play

Egestion Student activity Play

Facts about the circulatory system Whiteboard exercise Play

Molluscs Student activity Play

Molluscs (phylum Mollusca) Student activity Play

Nematodes Student activity Play

Nematodes (phylum Nematoda) Student activity Play

Rotifers Student activity Play

Rotifers (phylum Rotifera) Student activity Play

Saliva Animation Play

Similarities and differences between platyhelminths and nematodes Whiteboard exercise Play

Structure and functions of the large intestine Slideshow Play

Structure of a rotifer Slideshow Play

Structure of a snail Whiteboard exercise Play

Structure of a soil nematode Slideshow Play

Structure of a starfish – a typical echinoderm Slideshow Play

Structure of an earthworm – a typical annelid Slideshow Play

Structure of Ascaris – a typical nematode Slideshow Play