Tap Jewelem’s Tower. Tap Rebuild. Tap Send Dragons Select the highest level dragons you have with the elements listed in the upper-right corner. Tap Send Dragons Wait for the Tower to get built. Repeat for each additional stage.

For example, if you win 2 League battles, you ear 3 gems.

For example, if you win 2 League battles, you ear 3 gems.

Tap Social in the lower-left corner. Tap Here we go below “Friends”. Tap Log in and get 10 next to the Facebook icon. Tap Log in and get 10 again. Log in with your Facebook username and password, or tap Continue as [your name]. Tap Claim

Keep an eye out for special offers on gems. Sometimes you can purchase gems at discounted prices. Look for offers in the panel to the right, or in the gems store.