Free Printable PDF Counting 1-20: Fill in the Missing Numbers – Fun Math Worksheet for Kids!

Help kids master number sequencing with this fun and interactive 1-20 counting worksheet! In this printable activity, children will fill in the missing numbers to complete the sequence, reinforcing their counting skills and number recognition.

Perfect for preschoolers, kindergarteners, or any early learner, this worksheet is ideal for homeschooling, classrooms, or as extra practice at home. Engaging, educational, and easy to use, this worksheet supports children on their journey to becoming confident in math.