Profile
?
--
Cyfri player
Challenge
0
day streak
--
best · easy
--
best · medium
--
best · hard
--
best · genius
0
total sessions
Braining
0
day streak
--
best brain age
--
best time
0
total sessions
Settings
Sound effects
Tick on correct, buzz on wrong

Change username

Reset all data?

This will permanently delete your streaks, scores, brain age history, and username. This cannot be undone.

0
0
Easy
Medium
Hard
Genius
0
day streak
--
today avg
--
personal best
Last 7 days
OPERATIONS
Select at least one operation
+ Add
- Sub
x Mul
/ Div
% Pct
DIGITS PER NUMBER
Number of digits e.g. 8 (single), 35 (double)
Single
Double
Triple
Quad
TERMS PER EQUATION
e.g. x + y (2 terms) or x + y − z (3 terms)
2 terms
3 terms
4 terms
NEGATIVE NUMBERS
Allow negative numbers e.g. −47, −128
DECIMALS (1DP)
Allow decimal places e.g. 18.5, 3.7
PRACTICE MODE
Choose your game mode
DURATION
1 min
EXERCISES
20
No limit. Quit any time to see your results.
3
60
sec
0
pts
Addition
--
0
weighted score
0 correct · 0 wrong
0%
accuracy
--
personal best
--
streak
--
today avg
Trick
0
solved
Trick
--
0
day streak
--
best time
--
best age
--
today's age
Last 7 days
Braining mode
50 questions — addition, subtraction, multiplication & division
2 or 3 terms per question · single & double digits · answers can be negative
Wrong answer? Correct it before moving on — timer keeps running
Brain age 20 is the goal — improve it with daily training
50 questions · + − × ÷ · 2–3 terms
3
0:00
elapsed
1 /50
questions
Addition
--
--
brain age
--
New Personal Record
Brain age scale
--
completion time
--
best brain age
--
day streak
--
vs. best time

Quit game?

Tough exercises make you stronger! Are you sure?

Quit session?

You are about to leave your current session.

Your progress will not be saved.