How To Raise The Handlebars On A Child's Bike. For this part I will lay bare the tool you need. Now raise the height of the handlebar by pulling it.

These days its common for bikes to have 20 to 30mm of headset spacers. You would have to unscrew adjust and tighten the handlebar back to its place. 15 Step 5 Aligning the Handlebar with saddle.
If you are sure the saddle is positioned properly raise the handlebars.
Install a part called a stem raiser. Install a part called a stem raiser. 13 Step 3 Pulling the Handlebar. This video shows how to raise the handle bar height on a REI co-op 16 kids bike.
