VALENTINE'S DAY 1 LESS 1 MORE COUNTING SEQUENCE: TYPE THE MISSING NUMBERS TO 100 (BEFORE AND AFTER) FEBRUARY MATH GAME DIGITAL CENTERA fun Valentine's Day themed digital game for children to practice 1 less and 1 more (numbers up to 100). Kids have to type the missing numbers and click the 'Submit' button to check if they got the answers correct. Perfect for First Grade Math centers, whole class activity, homeschooling and more! 99 slides are included. This game can be played on interactive