Brain Test All-Star Level 427: Get me a green ball.
Brain Test All-Star Level 427
Screenshots

Quick Answer
Drag the blue ball onto the yellow ball to merge them into a green ball.
Skills Tested
Step-by-Step Solution
- 1) Pick up the blue ball.
- 2) Drag it on top of the yellow ball to merge them.
- 3) Watch the two balls combine into one green ball and finish the level.
Hint
Reveal a hint
Combine the blue ball and the yellow ball. Together their colors make green.
Why It Works
This puzzle plays with the idea of mixing colors. Instead of searching for a green ball that does not exist, you create one by combining the two colored balls already on screen, a simple trick based on how blue and yellow mix to form green.
Frequently asked questions
How do I solve Brain Test All-Star Level 427?
Drag the blue ball onto the yellow ball to merge them, which creates the green ball you need.
What is the answer to Brain Test All-Star Level 427?
Combine the blue and yellow balls by dropping one onto the other to make a green ball.
What is the trick in Brain Test All-Star Level 427?
There is no green ball to find. The trick is to create one by merging the blue and yellow balls already on screen.
Why do I merge the blue and yellow balls in Brain Test All-Star Level 427?
Blue and yellow mix to form green, so combining the two existing balls produces the green ball the level asks for.
Is there a video walkthrough for Brain Test All-Star Level 427?
Yes. The embedded video shows the drag-and-drop move that merges the balls into green.
How do I avoid getting stuck in Brain Test All-Star Level 427?
Do not keep searching the screen for a green ball. Simply drag the blue ball onto the yellow one to blend them together.