Let’s count to 30 with Rockets por Anglo Mexicano · Publicada 23 marzo, 2020 · Actualizado 30 marzo, 2020 If I put 10 squares in the first line, 10 squares in the middle and 10 squares in the last one… how many squares do I have? in their english class our 3° Rockets Kids learned how they can count from 1 to 30 with this easy and colorful activity.