Sequencing Numbers Train Worksheet for Preschoolers
Writing numbers 0-20 into a sequence of train cars pushes children ages 4-5 to internalize the full early counting range in fixed order, not just recite it aloud, which is a meaningfully different and more durable skill. Filling in the numbers by hand also builds numeral formation alongside sequencing, so children practice both remembering what comes next and writing it correctly. The train-car visual keeps a fairly long numeric range broken into manageable, engaging chunks rather than one intimidating list.
Curriculum
How to use this worksheet
Look at the first train together and read aloud any numbers already printed in the cars. Ask your child to count forward from the last known number, saying each one aloud, until they reach an empty car, then write that number in. Continue across the length of the train until the full 0-20 sequence is complete, checking together that no numbers were skipped or repeated. If there are multiple trains on the page, repeat the process, letting your child work a bit more independently each time.
Materials needed
- Pencil
- Eraser
Extension activities
- •Have your child create their own number sequence on a blank sheet of paper, choosing where to leave gaps.
- •Use blocks or beads to physically represent each number as your child counts through the sequence.
- •Play a hopping or clapping game where your child counts aloud from 0 to 20 while moving.
- •Build a paper train with your child, numbering the cars together in order.
- •Practice writing a few numbers from 0-20 independently after covering the worksheet, then compare to check accuracy.
Tips for parents and teachers
Encourage your child to say each number aloud as they write it, since this vocal rehearsal helps prevent skipped or repeated numbers in the sequence. Let them attempt each blank on their own before stepping in, offering just enough support to keep momentum going without taking over the task. Praise their effort and let them self-correct where possible, since the process of figuring out what comes next matters as much as the finished sequence.

Written by
Hemsweta Jain · Teacher Cheena
MBA and Early Childhood Educator, teaching since 2014 · Founder of RaisoActive, Mumbai
Every RaisoActive worksheet is designed and checked by the founder before publishing.
Published · Last reviewed
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