Sum Links

TIme to make math fun again with Sum Links.

You must connect numbers together to arrive at a targeted number at the left screen. Gets harder after each level.

With 45 levels it should keep you busy for a while.

The rules are simple:
1. Connect tiles so that the their sums match one of the goal values (e.g. 4 = 2 + 2, 7 = 9 – 2).
2. Round tiles can be used more then once.
3. Some levels also require that all cells in the grid must be filled.

How to Play:

Use the mouse to navigate and select. Click and hold to drag connections.

Hotkeys:
Space, U – Undo last move
R, Enter, Backspace – Reset current level
Esc – Return to the main menu
M, S – Toggle music and sound effects