BOOM CARDS MEASURING LENGTH using RULER with Valentine's Day theme. Enjoy this BOOM CARDS, an ideal Distance learning activity! Students need to use th ruler to measure the length of the dinosaurs. Numbers from 1 to 10. This game includes 25 Boom Cards with audio instructions.*WHAT ARE BOOM CARDS?Boom Cards are interactive games that can be accessed on a tablet, computer, phone or whiteboard. They are fun, engaging and self correcting.*HOW CAN I USE BOOM CARDS?Boom Cards are paperless. Perfect t