Calling all dinosaur lovers! Here is a packet of 12 worksheets using dominoes. These worksheets are great for morning work, quick checks, homework, RTI, and many other uses. Your little Dino lovers will practice adding, subtracting, comparing, counting on, as well as hone their number sense skills. This packet is designed for Kindergarten and 1st grade classrooms and all worksheets are common core aligned. NO PREP JUST PRINT AND GO! Answer key is provided.Show your Teacher-Authors some love