Gallery
Discover apps people built on Collabby by chatting. Run them, then remix to make them yours.
D-Day Countdown
Set a name and a date, and the days left from today are counted automatically.
Date Calculator
Enter a base date and interval to see D-days, business-day counts, and your exact age side by side on one page.
Mean and Median
Move seven friends' allowances to see why one huge value sends the mean soaring while the median barely budges.
Sampling Bias
Change who you survey to build your own samples and see why the same question keeps giving a different winner.
Correlation vs Causation
Change temperature and ice-cream sales separately to see that two lines rising together don't prove cause — a hidden factor can move both.
Misleading Graphs
Change the vertical axis start and the time range to see the same data puff up to look 7 times bigger.
Quartiles & Box Plots
Shift and spread the data to see how the minimum, Q1, median, Q3, maximum and the box plot itself change.
Averages
Averages become visible as you even out the bars and watch the average line shift.
Bar Graphs
Turn fruit-vote data into bar, picture, and line graphs to spot the largest value and see how numbers rise and fall.