Brain Test 4 Level 290: Astrodog must identify the mouth and the nose of that alien.
Brain Test 4 Level 290
Screenshots

Quick Answer
Feed the dog a bone, cover its poop with the rock to grow a flower, and drag the flower to the alien to make it sneeze.
Skills Tested
Step-by-Step Solution
- 1) Give the bone to the dog.
- 2) Roll the rock over the dog's poop.
- 3) Wait for a flower to grow.
- 4) Drag the flower to the alien to make it sneeze.
Hint
Reveal a hint
Feed the dog, cover the poop with a rock to grow a flower, and bring that flower to the alien to make it sneeze.
Why It Works
The dog must see the alien's face in action, and the flower triggers a sneeze that opens the alien's mouth. The puppy's reaction to the flower points out where the mouth and nose really are.
Frequently asked questions
How do I solve Brain Test 4 Level 290?
Feed the dog a bone, cover its poop with the rock to grow a flower, and drag the flower to the alien to make it sneeze.
What is the answer to Brain Test 4 Level 290?
Give the dog a bone, cover its poop with the rock to grow a flower, then bring the flower to the alien so it sneezes.
What is the trick in Brain Test 4 Level 290?
The trick is growing a flower to make the alien sneeze and open its mouth so the features are visible.
Why do I need to grow a flower in Brain Test 4 Level 290?
The flower makes the alien sneeze, which opens its mouth and exposes its mouth and nose for Astrodog to identify.
Is there a video walkthrough for Brain Test 4 Level 290?
Yes. The clip shows the bone fed, the rock covering the poop, the flower growing, and the alien sneezing.
How do I avoid getting stuck in Brain Test 4 Level 290?
Complete each step in order, and make sure the flower actually reaches the alien to trigger the sneeze.