Brain Test 3 Level 89: This must be the Gem's vault!
Brain Test 3 Level 89
Screenshots

Quick Answer
Drag the star, moon, and circle-shaped rocks from space into their matching slots on the vault to open it.
Skills Tested
Step-by-Step Solution
- 1) Look at the star, moon, and circle rocks floating in space.
- 2) Check the matching shapes cut into the vault door.
- 3) Drag each rock to the slot of the same shape.
- 4) The vault opens to reveal the gem inside.
Hint
Reveal a hint
Match each floating space rock to the same-shaped slot on the vault door.
Why It Works
The puzzle tests shape recognition: three rocks match three keyholes. Dragging each rock to the slot with the identical outline unlocks the vault and reveals the gem.
Frequently asked questions
How do I solve Brain Test 3 Level 89?
Drag the star, moon, and circle rocks from space into their matching slots on the vault to open it.
What is the answer to Brain Test 3 Level 89?
Match each floating rock to the same-shaped keyhole on the vault door.
What is the trick in Brain Test 3 Level 89?
Tapping the vault does nothing; you must fit the three draggable rocks into the matching slots.
Which rock goes into which slot in Brain Test 3 Level 89?
Put the star into the star-shaped slot, the moon into the moon-shaped one, and the circle into the round one.
Do I need to collect the gem in Brain Test 3 Level 89?
Yes, opening the vault reveals the gem, which is the clear goal of the level.
Is there a video walkthrough for Brain Test 3 Level 89?
Yes, the level includes a video showing each rock dragged to its matching slot.