What is Chalk-A-Block?
Chalk-a-Block is a Big Game that pits in a challenge to find markers and solve a puzzle in the shortest amount of time. Teams compete to find letters which are chalked on city sidewalks. The playing field is a predetermined grid of the city where the letters make up the words of a riddle. The placement of the letters comprise a shape of an object which along with the riddle will lead the teams to the hidden prize.

Who Plays Chalk-A-Block?
This is a fast paced urban game that uses quick thinking, fast decisions, and social communication skills. The team that acts the fastest and communicates well with their teammates will win the race!

Audience:
People interested in big urban games.

User Scenario:
Two to Four teams start in a 5 block by 5 Block city grid with one or two known points. When the game begins, they must devise a strategy to find all of the letters placed on the sidewalks within the city grid. The team to find the most letters and correctly solve the puzzle and plot the location of the letters in the shape of the icon on their map, will solve the puzzle and determine the location of the hidden prize.