HOW MANY? Legos are a classic child’s toy. Coming in a wide range of sets and loose bricks the limit to what you can build is only your imagination. But can you guess how many blocks it takes to build some of the worlds best Lego creations? Download Slides WHAT TO GET DOWNLOAD SLIDES. Make sure to download all slides for the game. DRY ERASE BOARD. You’ll need one personal size dry erase marker board for each contestant playing. Suggested 3-4 is a great number. WHAT TO PREP PREPARE SLIDES. Make sure you load all the slides into your presentation software. HOW TO PLAY MASTER BUILDER. Choose 3-4 master builders(teenagers) to come up and play. Hand each master builder a dry erase board with a marker. HOW MANY? A completed Lego structure will appear on screen and it is the job of each master builder to guess how many individual lego pieces are a part of the structure. Closest without going over gets the point(think “Price is Right” rules). Most correct answers at the end wins!