Cub Scout BEAR Handbook Author:Boy Scouts of America Boys who are in the third grade or who are 9 years old join a Bear Cub Scout den. The Bear Handbook has 24 Bear achievements, 12 of which a Cub Scout must complete to earn his Bear badge. The book also gives instructions for 25 electives, which a Bear Cub Scout may work on to earn Arrow Points. Handbook no. 33451.