Can you complete this drawing of a crab using symmetry? An easier worksheet with a grid is also available. You could colour the crab in once you've finished!
Can you use symmetry to complete the picture of this cheeky lobster? Younger children may find the grid version easier.
Whether you are looking at crabs as part of an oceans theme or for a visit to the seaside, this crab template (in a variety of sizes) might come in useful! You could make a cork board look very seaside-y with a crab or two cut from yellow card...