Here is the full list of all 42 CONSTRUCT achievements.
ESCAPED FROM CONSTRUCT
C4 POWER ORB EXTRACTED
EXTRACTED ALL C HUB POWER ORBS
ALL POWER ORBS EXTRACTED
C3 POWER ORB EXTRACTED
B4 POWER ORB EXTRACTED
EXTRACTED ALL B HUB POWER ORBS
B3 POWER ORB EXTRACTED
A4 POWER ORB EXTRACTED
EXTRACTED ALL A HUB POWER ORBS
A3 POWER ORB EXTRACTED
D4 POWER ORB EXTRACTED
EXTRACTED ALL D HUB POWER ORBS
D3 POWER ORB EXTRACTED
GRAVITY TELEPORT ORB UPGRADE LOCATED
ALL ABILITY ORBS LOCATED
TRIPLE AIRBOOST UPGRADE DOWNLOADED
ALL UPGRADES DOWNLOADED
FORCE ORB UPGRADE LOCATED
ULTRA BOOST ORB UPGRADE LOCATED
DOUBLE AIRBOOST UPGRADE DOWNLOADED
D2 POWER ORB EXTRACTED
D1 POWER ORB EXTRACTED
SUN ORB UPGRADE LOCATED
AIRBOOST UPGRADE DOWNLOADED
DISCOVERED D HUB
C2 POWER ORB EXTRACTED
C1 POWER ORB EXTRACTED
TELEPORT ORB UPGRADE LOCATED
TRIPLE JUMP UPGRADE DOWNLOADED
DISCOVERED C HUB
B2 POWER ORB EXTRACTED
B1 POWER ORB EXTRACTED
GRAVITY SWITCH ORB UPGRADE LOCATED
DOUBLE JUMP UPGRADE DOWNLOADED
DISCOVERED B HUB
A2 POWER ORB EXTRACTED
A1 POWER ORB EXTRACTED
FLASHLIGHT ORB UPGRADE LOCATED
MACHINE ORB UPGRADE LOCATED
DISCOVERED A HUB
DISCOVERED CONSTRUCT HUB