Live to Fight Again (10 Points)
Achievement Rewards: Banner Accent (Wizard's Wands)
Complete Act IV with a Wizard on Normal Difficulty

Nightmare Scenario (10 Points)
Complete Act IV with a Wizard on Nightmare Difficulty

To Hell and Back (10 Points)
Complete Act IV with a Wizard on Hell Difficulty

Prophecy Fulfilled (10 Points)
Achievement Reward: Banner Sigil (Archmage's Crown)
Complete Act IV with a Wizard on Inferno Difficulty

Sanctum Savants (10 Points)
Reach level 60 with 2 Wizards.

Magical Mystery Couture (10 Points)
Equip a wand, a source, and a wizard hat at the same time

Get these items off of enemies and chests, or from the AH.

Time Takes its Toll (10 Pts)
Slow 20 projectiles with Slow Time

Slow Time is a level 16 defensive skill. Get rid of any followers and find an area with many ranged attackers (preferably weaker, low level mobs) to work on this one.

A Forceful Rebuke (10 Pts)
Reflect 8 projectiles with one Wave of Force

Wave of Force is a Level 9 Force Skill. Use the same tactics listed above for "Time Take its Toll".

Death's Cold Embrace (10 Points)
Achievement Rewards: Banner Accent (Scroll)
Kill 1,000 frozen enemies

Frost Nova (Level 4 Defensive Skill) is a good skill to use when working on this achievement.

A Cut Above (10 Points)
Cast Spectral Bade as the killing blow on the following enemies:
The Butcher
Azmodan
Belial

Spectral Blade is a Wizard Signature Spell

I Must be Going (10 Points)
Achievement Reward: Banner Sigil (Orb)
Use Teleport while at less than 5 percent of  your maximum life

Might require some luck and practice, but otherwise shouldn't be too hard to get.

Armor Plated (10 Points)
Keep the same Armor spell active for 20 minutes

Just spam Ice Armor (level 14), Storm Armor (Level  17) or Energy Armor (Level 28) as soon as they recharge (choose one, and stick with it). You can use Galvanizing Ward (Level 40 passive) as well.