One Less 1-20 BOOM Cards

Price: 500 points or $5 USD

Subjects: math

Grades: 14,13,1

Description: A fun and interactive way to work on the concept of "one less" with your students. This self-checking Boom card deck consists of 40 cards with 2 different types of 'one less' activity: Students will count a quantity up to 20 and then identify how many there would be if we took away one less by finding that number. Students will also be able to quickly identify one less than a given number 1-20. Students can access this resource through a multitude of technologies, including a computer, laptop, iPad, Smart Board, etc. This deck is set to show a random set of 15 cards during each play so students will have opportunities to play this deck multiple times, each time receiving some different cards and in different orders.