Toy elephant standing on a wobbly tower of bricks.


A thin tower of wooden bricks and a label showing the position of the centre of gravity about half-way up the bricks.


Diagram of a rectangular brick on a slope showing the centre of gravity


A picture of a child balancing on one leg and labelled to show the position of her centre of gravity and the position of her foot in contact with the floor.


Diagram showing the centre of gravity of a rectangular block and the base of the block in contact with the ground.