If you have wild cards, you can use them to craft the missing cards each of which will be highlighted on your screen (on the right hand side!)
Once you find a local Official Tournament Store, you will usually meet a judge, Tournament Organizer, or more experienced player who can give your child some additional assistance with his or her Deck
For example, Splinter Twin and Pestermite make a great combo
Power Fist Exxaxl: A card like this would usually be limited in utility because you need trample for it to work, but they actually put trample on the aura itself which seems wild
Each box contains 10 Packs
You'd be taking a risk stacking so much energy onto a relatively squishy Pokmon, but if you built your deck around this, with trainer cards like Energy Recycler, perhaps it wouldn't be such a problem