Human: How can I make a sand castle? Assistant: 
To make a sand castle, you will need some wet sand and water. Start by creating a base for your castle using the wet sand. Make sure to use enough water so that it is damp but not too wet. Next, begin adding layers of sand in different shapes and sizes to create the walls of your castle. Use smaller pieces of sand for the higher parts of the walls and larger pieces for the lower parts. Once you have added all the layers, use your hands or a spoon to shape and smooth out the walls. Finally, add details such as windows and doors to complete your sand castle.