Habits that last
A little and often builds a routine for life.
The next step in numbers: 10 to 20 and beyond.
Numbers Extension Flashcards
£17.95
Free UK shipping
Two sets of 10–20 cards: one pairs each number with its written word (11 / eleven), the other with matching dots to count. Plus sum symbols and a 1 to 20 counting card.
STEM-accreditedIndependently assessed for maths, science and thinking skills.
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£2.75
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£3.65
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The cards make the sum.
Numerals, dots, and the + − × ÷ = cards. Lay them out and ask.
?
?
What's Inside
Bigger numbers matched to their words and their dots — spelling, counting and first sums.
Tap a card to turn it over.
The numeral
10
Written word
Every number matched to its word
The numeral
14
Count
The same numbers again, as dots to count
The symbol
+
Symbols
Plus, minus, times, divide and equals — so 10 to 20 becomes sums
A closer look Hover or tap a card to turn it over.
More than bigger numbers
The cards teach 10 to 20. Your Happy Little Doer takes away much more.
A love of learning
Turn counting into a game and they forget they're learning.
Maths that flows
As counting to 20 becomes automatic, sums stop feeling like hard work.
Confidence that lasts
A child ready for Year 1 maths raises their hand faster.
Boost your child's development
Speech & language
Saying and spelling numbers builds vocabulary.
Confidence & independence
Small wins that grow self-belief.
Cognitive skills
Pattern-spotting, counting and memory through play.
Numeracy foundations
Dots, words and symbols build real number sense.
Tried, tested and trusted
Designed by a parent, shaped by teachers, and recognised by the experts.
Parent-designed
Created by a mum on a mission to give her own children a better start.
Teacher-tested
Tried in real classrooms and shaped by teachers who use them every day.
Award-winning
Junior Design Awards, Made for Mums Gold and more! Recognised by the experts who judge children's learning.
STEM-accredited
Our products are independently assessed and recognised for building genuine thinking, maths and science skills through play.
THE JOY OF LEARNING
Learning through play
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