Leaderboard shown here is stored on this device only — a shared leaderboard is coming soon.
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Student
Time
Moves
Player—
Solved0/0
Mistakes0
Turn—
P10
P20
Time0:00
Tap the side that needs to complete the equation.
=
Round 2 complete!
Overall score combines Round 1 (attempts-weighted) and Round 2 (time-weighted) — lower is better. Shows your best score; This Week gets a bonus for repeat play (−5/session, capped at −25). Stored on this device only.
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Student
Score
Sessions
Player—
Attempts0
Time0:00
Cards flip on their own — tap two you think are a derivative/antiderivative pair.
Player—
Solved0/0
Mistakes0
Time0:00
Which choice is the derivative/antiderivative of the term shown?
Now tap the side that needs to complete the equation.