How to Teach Counting and Number Sense (Ages 3 to 6)
Counting is more than saying numbers in order. To count with understanding, children need to say the numbers in the right order, touch one object for each number, know that the last number tells you how many, and see small groups at a glance. Teach these ideas with real objects, everyday routines and simple games, a few minutes at a time. This strong sense of number is the foundation for all the math that follows.
The five big ideas behind counting
| Idea | What it means | Quick check |
|---|---|---|
| Number order | Number names always come in the same order | Can your child count to 10 out loud? |
| One for one | Each object gets exactly one number | Do they touch or move each item as they count? |
| How many | The last number said is the total | After counting, can they answer “How many?” without recounting? |
| Any order | The total stays the same however you count | Spread the items out. Do they know it's still the same number? |
| Anything can be counted | Sounds, jumps and claps count too | Can they count three claps? |
Children often learn these ideas in this rough order, but not always. A child who can recite to 20 may still lose track when counting real objects, and that's normal.
What to expect by age
- Age 3: recites some numbers, often skipping a few; counts small groups up to about 3 or 4; understands “more”.
- Age 4: counts objects to 10 with one-to-one touching; knows some written numerals; starts to answer “how many?”
- Age 5: counts to 20 and beyond; counts out a set number of objects (“give me 7”); compares groups; knows one more and one less.
- Age 6: counts to 100; counts on from any number; starts number bonds to 10; reads and writes numbers to 20 and beyond.
Every child develops at their own pace, so use these as a loose guide.
Make counting physical
Young children learn number through their hands. Count things your child can touch and move: blocks into a tub, grapes onto a plate, toy cars into a line. Moving each item from one side to the other makes one-to-one counting much easier than pointing at a picture. Count actions too: steps up to bed, jumps on the spot, claps in a song.
Ask “how many?” after counting
When your child finishes counting, ask “So how many are there?” If they count again from the start, they haven't yet linked the last number to the total. Model it: “1, 2, 3, 4, 5. Five! There are five ducks.” Stressing the last number helps the idea land.
Spot small groups at a glance
Strong counters can see that there are 3 or 4 of something without counting one by one. Build this with:
- Dice and dominoes: board games teach the dot patterns quickly.
- Finger flashes: hold up some fingers for a second and ask how many.
- Ten frames: draw two rows of five boxes and fill some with counters. Children soon see that a full row is 5 and a full frame is 10.
Compare and order
Number sense includes knowing which amount is bigger. Make two piles and ask which has more, then count to check. Try “one more” and “one less”: “You have 6 blocks. If I give you one more, how many?” A number track on the floor, made with paper squares, lets children jump forward and back. For 5 and 6 year olds, the Number Line and Greater Than, Less Than games build the same ideas.
Start early number bonds
Once counting is secure, explore how numbers split. Put 5 buttons on the table, hide some under a cup and ask how many are hiding. Hold up 3 fingers on one hand: how many more to make 5? These games lead naturally into number bonds to 10, which our Number Bonds game and the number bonds to 10 page practice.
Count in everyday life
- Count the plates as you set the table.
- Count down to bath time from 10.
- Spot numbers on doors, buses and price tags.
- Share snacks fairly: “one for you, one for me”.
- Count the days until a birthday on a calendar.
Common hiccups
- Skipping or double counting: line objects up and move each one as it's counted.
- Teen numbers: eleven and twelve don't follow a pattern, and children often say “ten-one”. Practice them as a group and point out that each teen number is “ten and some more”.
- Stopping at the wrong number: when you ask for 6, some children keep counting. Ask them to say “stop” when they reach 6.
Keep it playful
A few minutes of counting woven into the day is better than a long sit-down session. Follow your child's interests, count dinosaurs if they love dinosaurs, and keep the mood light. For more ideas, see our guide to learning games for preschoolers.
Frequently asked questions
How do I teach my child to count objects?
Use real objects your child can touch and move, one at a time, saying one number for each. After counting, ask how many there are so they learn the last number is the total.
What is number sense in young children?
Number sense is an understanding of what numbers mean: how many are in a group, which amount is bigger, how numbers can be split and how they relate to each other, not just reciting them.
How high should a 4 year old count?
Many 4 year olds can count objects to about 10 and recite numbers a little higher, but children vary a lot. Counting real objects accurately matters more than reciting high numbers.