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===About Skeletons===
: The skeleton is made up of all the bones in an animal.
: [[Muscle|Muscles ]] are attached to the bones in the skeleton that allows us to move.
: The rib cage is part of the skeleton and this protects the heart and lungs.
: The skull is part of the skeleton and this protects our brain.
|[[File:OctopusLand.png|center|200px]]
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| style="height:20px; width:200px; text-align:center;" |An octopus does not have a '''skeleton''' and just uses [[Muscle|muscles]] to move underwater.
| style="height:20px; width:200px; text-align:center;" |An octopus cannot move easily on land because it has no '''skeleton''' to support it.
|-
|[[File:JellyfishLand.png|center|200px]]
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| style="height:20px; width:200px; text-align:center;" |A jellyfish is an [[animal]] that has no [[Bone|bones]]. It moves in water with its [[Muscle|muscles]].
| style="height:20px; width:200px; text-align:center;" |When a jellyfish gets washed up on the beach it cannot move because it has no '''skeleton''' to support it.
|}
==Key Stage 3==
The '''skeletal system''' is an [[Organ System|organ system]] in [[Animal|animals]] made of [[Bone|bones]] that work together to help the [[animal]] move and protect the vital [[Organ|organs]].