Explore Cells with this jumbo-sized, double-sided A3 worksheet. Focused content: Definition of cells and explanation of animal, plant and bacterial cells. Key sub-cellular parts illustrated in diagrams. Differences and similarities (reference to photosynthesis). A range of retrieval questions to test knowledge and understanding. Colouring excerise (plant cell) Fun crossword puzzle to strengthen retention of important keywords. Recommended for KS3 or as revision for GCSE. This worksheet is designed to be used in landscape orientation and can be printed in A4 format but A3 is advised for the maximum learning experience of the student.