Continuity mistake: On Carla's birthday some huge boxes are piled up on the garden table with a big yellow box on top. After Carla leaves in a huff her mother rearranges them and a reddish box is now on top, but in the last shot of the scene the boxes are positioned again like at the beginning.
Continuity mistake: When Daniel's painter friend gives him the allowance envelope that his father sends him, Daniel has the envelope and a conductor's wand in his hand. Scene cuts and now he just has the wand. Scene cuts again, and now he has the envelope folded up and the wand. Then final scene cuts and he sits down with neither object in his hand.