Help your students master missing numbers to 20, number tracing to 20, and recognizing numbers 1 to 20 with these fun, fall-themed math worksheets! These no-prep printables and Easel activities make learning numbers to 20 both engaging and effective for early learners. Activities include: trace and write numbers 1 - 20, fill in the missing numbers, number order, counting objects, coloring ten frames, and one less and one more. Please see the PREVIEW & VIDEO PREVIEW above to view a samp