Sky is the Limit Within Your Reach

 Help your child to reach her dream.

Reach for the sky or The sky is the limit. 

Definition https://www.dictionary.com/browse/reach-for-the-sky

• Set very high goals, aspire to the best, as in I'm sure they'll make you a partner, so reach for the sky. The sky here stands for high aspirations. Also, see the sky's the limit.
• Put your hands up high, as in One robber held the teller at gunpoint, shouting “Reach for the sky!” This usage is always put as an imperative. [Slang; mid-1900s]

More examples in The Free Dictionary by Farlex

Reach for the sky

https://idioms.thefreedictionary.com/reach+for+the+sky

Sky's the limit

https://idioms.thefreedictionary.com/Sky%27s+the+Limit