Award Winning Family or Adult Strategy Board Game for 2 to 4 Players. Recommended for Ages 8 & Up. Strategy Board Game: Photosynthesis Is One Of The Best Environmental Board Games Referring To The Life Cycle Of Trees, For Science And Biology Enthusiasts. This Best-Selling Board Game Has An Amazing Table Presence With An Ever-Changing Forest Family Or Adult Strategy Game:This 2 To 4 Players Nature Inspired Game Can Be Enjoyed By Parents Playing With Their Children As Well As Adults, Also Plays Very Well As A 2 Players Abstract Board Game. Best Recommended For Ages 8 & Up How To Play: Photosynthesis Uses An Action Points Allowance System Mechanism. Take Your Trees Through Their Life-Cycle, From Seedling To Full Bloom To Rebirth, And Earn Light Points As Their Leaves Collect Energy From The Revolving Sun’S Rays