FREE PREVIEWThis Addition to 20 deck is OUT OF THIS WORLD!Students have the opportunity to learn or review addition up to 20. In each card, students must count the space themed images, choose the correct number and finally add it together.Each card is interactive, colorful and fun! This deck is perfect for reviewing basic addition or as a companion to a space themed math lesson!The deck is self-checking and simple to understand.Super easy, super simple and super fun!Follow Me to be the first to