Addition & number sense
Sum Flower
Find the sum among five number tiles. Begin with one petal, grow a full flower, and explore untimed practice or a personal timed challenge.
Play Sum FlowerMathematics · Grade 1
Build confidence with numbers, patterns and visual rules.
Grade 1 combines make-10 addition, mental-math shifts, addition fluency, tens-and-ones place value, missing-addend target sums, number bonds, comparison, arithmetic chains, code-breaking, number search and number-grid reasoning so children build flexible number sense.
Available now
Fifteen Grade 1 practice paths
Use Sum Flower to find hidden addition facts in number petals, Number Skills Adventure for mixed number fluency, Mental Math Shift Lab for ±1 and ±10, Expanded Form Lab for tens and ones, Addition Bubble Pop for basic arithmetic, Make 10 to Add for bridging through 10, Addition Branches for fixed-addend fluency, Target Sum Builder for missing addends, Number Bond Builder for whole-and-part relationships, Number Chomper for less than, equal to and greater than, Sum Search Puzzle for finding touching pairs that make a target, Math Chain Quest for sequential calculation, Code Breaker for visual rules, Number Search for focused scanning, and Number Grid Detective for spatial number relationships.
Mixed number skills
Number Skills Adventure
Play through 14 fresh mini-missions covering missing numbers, greater numbers, before/after/between, addition, comparison, number lines and ordering.
Open Number Skills AdventureMental maths
Mental Math Shift Lab
Complete quick number tables by adding and subtracting 1 and 10 mentally.
Open Mental Math Shift LabPlace value
Expanded Form Lab
Split two-digit numbers into tens and ones, rebuild standard form, and find missing place-value parts.
Open Expanded Form LabArithmetic
Addition Bubble Pop
Choose a limit of 10, 15 or 20, solve 10 fresh additions, and pop the correct answer bubble. Counting dots are available as a visual clue.
Play Addition Bubble PopAddition strategy
Make 10 to Add
Split the second addend, use one part to reach 10, then add what is left. Example: 8 + 6 becomes 8 + 2 + 4.
Open Make 10 to AddAddition fluency
Addition Branches
Keep one starting number fixed and add four changing numbers to it, building quick and flexible addition facts.
Open Addition BranchesMissing addends
Target Sum Builder
Complete four addition sentences so every branch reaches the target number in the centre.
Play Target Sum BuilderWhole and parts
Number Bond Builder
Find missing parts and wholes, then connect each visual number bond to an addition sentence.
Play Number Bond BuilderCompare numbers
Number Chomper
Compare two numbers and choose <, = or >, with optional visual counters and place-value clues.
Play Number ChomperVisual logic
Code Breaker Lab
Turn number codes into colors, reverse-decode colors and symbols, then finish with a marked-number visual hunt.
Open Code BreakerAddition search
Sum Search Puzzle
Scan a fresh grid and find touching number pairs that add to 7, 10, 12 or 15.
Play Sum SearchNumber recognition
Number Search Lab
Find generated target numbers inside solvable digit grids with progressive horizontal, vertical and diagonal difficulty.
Open Number SearchNumber grids
Number Grid Detective
Find shaped digit patterns and complete 1–100 chart fragments using +1 across and +10 down.
Open Number Grid DetectiveArithmetic chains
Math Chain Quest
Follow generated + and − operations where every result becomes the next starting number.
Open Math Chain Quest