10 The Development TeamView the Credits
15 A Nutty RivalComplete Nuts About Scratte
15 A Sticky SituationComplete Grave Danger
15 Ace ShooterComplete Flight of the Pterodactyl
15 Always follow the Rules!Complete Expect the Unexpected!
15 Baby ProoferComplete Baby Proofing
15 Egbert, Shelly and YokoComplete Egg Roll
15 Egg HuntComplete Lonesome Sloth
15 Escape!Complete Run Sid Run!
15 Final ShowdownComplete Skeleton Bridge
15 Helping ScratteComplete Scrat's Jungle Jive
15 In LoveComplete Scrat's Tar Pit Trouble
15 Keen GardenerComplete Flower Power
15 Meeting BuckComplete Buck to the Rescue
15 Protect the BabiesComplete Noisy Nightlife
15 Pterosaur TroublesComplete Saving Sid
15 PursuitComplete The Pursuit
15 Rescue OperationComplete Root of all Evil
15 Rescue SidComplete Rudy's Revenge
15 The Early BirdComplete Sid's Early Start
25 Amber Crystal CollectorCollect all 16 Amber Crystals
25 Blue Crystal CollectorCollect all 16 Blue Crystals
25 Cyan Crystal CollectorCollect all 16 Cyan Crystals
25 Diego's ChallengeComplete Diego's Challenge in under 45 seconds
25 Dino Fighter PilotScore 700 or more in the Flight of the Pterodactyl Challenge
25 Momma's ChallengeScore 350 or more in the Run Sid Run! Challenge
25 Pterodactyl AssaultComplete Saving Sid Challenge in under 2 minutes 50 seconds
25 Purple Crystal CollectorCollect all 16 Purple Crystals
25 Quiet TimeScore 700 or more in the Noisy Nightlife Challenge
25 Red Crystal CollectorCollect all 16 Red Crystals
25 Rescue EgbertComplete Egg Roll Challenge 1 in under 40 seconds
25 Rescue ShellyComplete Egg Roll Challenge 2 in under 1 minute 15 seconds
25 Rescue YokoComplete Egg Roll Challenge 3 in under 1 minute 45 seconds
25 Rudy's ChallengeScore 450 or more in the Rudy's Revenge Challenge
25 Scrat's Time Challenge 1Complete Nuts About Scratte Challenge in under 1 minute
25 Scrat's Time Challenge 2Complete Scrat's Jungle Jive Challenge in under 2 minutes 15 seconds
25 Scrat's Time Challenge 3Complete Scrat's Tar Pit Trouble Challenge in under 2 minutes
50 A Chilled BreezeComplete the Ice Age Levels
50 Escaping from the UnknownComplete the levels below the Ice
90 Dedicated CollectorCollect all 5 sets of 16 crystals
90 Going HomeComplete the Game