Getting Started With Fire Boy Water Girl Forest Temple
Hooda Math is an educational gaming platform that has been running for over a decade. The Fire Boy and Water Girl series sits at the top of their catalog, and Forest Temple is one of the more involved levels in the franchise. It's a two-player co-op puzzle game where you control two characters simultaneously and navigate them through temple-themed obstacle courses. The core mechanic is straightforward: Fire Boy can walk on lava but dies in water, and Water Boy can walk on water but dies in lava. Every level adds new environmental hazards on top of that basic rule. I spent probably six hours total trying to get through every level in Forest Temple with a student who was playing solo at first. It's not possible to finish most levels one-handed, which is the whole point of the design, but figuring that out the hard way wastes time. Here's how to actually approach it. You need two people or two input methods. On Hooda Math, the controls are keyboard-based. Fire Boy uses W-A-S-D and Water Girl uses the arrow keys. If you're playing on a single keyboard, just sit across from someone and assign each character to a player. If you're on a tablet or phone, the touch controls split the screen and each player taps their side, though I wouldn't recommend that for Forest Temple — the puzzles are timing-sensitive enough that touch latency becomes a real problem. A real keyboard is worth the effort.
The levels in Forest Temple are numbered. Start with Level 1 and don't skip ahead. Each level introduces a new mechanic or combines previous ones. The early levels are essentially tutorials for the later ones. Level 7 introduces gem collection, and suddenly every subsequent level requires you to track two objectives at once instead of just getting both characters to the exit. That transition is where most people get stuck. My workaround for the gem-collection levels was to map out the gem routes before attempting the exit path. Each gem has a fixed location and a fixed puzzle solution. Solve for the gem first on paper or in your head, then work backward from the exit. This takes maybe thirty seconds per level but saves you three or four failed attempts. I learned this from watching a group of eighth graders who beat every level in about twenty minutes while the rest of the class was still struggling through Level 3 for an hour. Common mistakes people make when they start include trying to rush both characters at the same speed. That rarely works. One character should often wait while the other manipulates a switch or opens a door. The game rewards patience more than speed. There is no timer in the standard versions, so running fast is pointless and usually counterproductive.
Another thing beginners miss: levers and switches often affect multiple elements at once. Pulling a lever might open a door for Fire Boy while simultaneously raising water level that benefits Water Girl. Players tend to test each effect individually by moving one character at a time. That's fine for debugging, but it's slower than recognizing the multi-effect and planning both characters' movements around it. Once you notice a lever changes two things, pause and think about what state both characters need to be in after the pull. Then execute both movements together. Forest Temple also has crystal-collecting mechanics that are easy to overlook. Some levels require collecting all crystals before the exit door opens. The crystals are usually behind puzzles that seem unrelated to the main path. If you reach the exit and the door stays shut, check whether every visible crystal is collected. I lost about twenty minutes on one level because I assumed the crystal I saw halfway through the map was optional. It wasn't. There are some levels where the puzzle solution requires one character to deliberately sacrifice progress to help the other. Fire Boy might need to fall into water to trigger a switch, even though he'll have to be revived at a checkpoint. Water Girl might need to enter a lava zone for a few seconds to activate a mechanism. The game gives you extra lives, so these trades are usually worth it. Don't avoid dying just to preserve a life count. The lives exist precisely for these moments.
Get the Full Details

If you get completely stuck on a level, the most practical approach is to watch a walkthrough rather than retrying blindly. Hooda Math doesn't have an in-game hint system, so your options are limited to external resources. YouTube has full playthroughs for every Forest Temple level. I'd recommend watching the specific level you're on rather than a full run, since the walkthroughs are usually short and you'll find the exact moment where you got confused. The game is free to play on Hooda Math's website. You don't need to download anything. Just go to hoodamath.com, navigate to the Fire Boy and Water Girl section, and select Forest Temple. It runs in any modern browser. The mobile version is available through the Hooda Math app, but as I mentioned earlier, the touch controls are rough for this particular game. If you're playing on a school computer, be aware that some school network filters block Hooda Math domains. That happened to me once during a demo — the IT department had categorized educational gaming sites under "entertainment" and blocked them. Worth knowing if you're planning to use this in a classroom setting. Overall, Forest Temple is a solid puzzle experience. It's not going to challenge someone who's already solved a lot of logic puzzles, but the co-op requirement makes it genuinely difficult even for experienced players who haven't thought about coordinating their inputs. The levels are well-designed with consistent rules. The only real complaint is that some later levels feel slightly repetitive in their mechanics, but that's a minor issue compared to the quality of the earlier stages.