Beginning: Always start by adding a hook. Intrigue the reader. Make them want to read more. Dont let them get bored.
Middle: Add some rising action, some dialogue, include details and characters plus a setting. Be fun with it.
Ending: After rising action calm it down. This is called falling action. This will make the reader excited or more calm then before. Sort of like an adrenaline rush but the end of it.
She might not be telling her dad that she is getting them wrong or is making simple mistakes and another could be that she is turning her work in late.
You can observe how challenging institutes are by taking surveys and then see how difficult summer programs are to students. Compare and contrast your results to see what you get.