Fibonacci Factory

Feed numbers to the stash. The stash show the number it requires, how many it received and how many are needed to level up.

The top of the screen, show how many of each number is needed to unlock next upgrade.

Place feeders over the numbers in the grid by dragging them from the tools at the bottom of the screen.

With the belt tool selected, drag belts from source to destination, to let the numbers flow.

Click the arithmetic tools to rotate them before placing them. These can be used to generate other numbers than available in the grid.

Drag the arithmetic operators onto the grid, connect belts to the sides and drag the result from the center.

To erase, select the eraser tool, click to select and click again to confirm.

Belts can cross other belts, split and merge.

Belt Speed level 1 to 2

Increase belts to double speed

Feeder Belts level 1 to 2

Increase feeder to support up to two belts

Feeder Output level 1 to 2

Increase feeder to output 25 numbers per second"

Arithmetic speed level 1 to 2

Decrease arithmetic delay to 2 seconds

Unlock grid number 2

Unlock all 2's in the grid

Unlock Arithmetic (1 of 2)

Unlock the multiplier arithmetic component