Free tutorials that take you from zero to building real things
Step-by-step guides on web development, AI, bioinformatics and data, from Ampersand Academy. Real code, clear explanations, no paywall.
What is Ampersand Tutorials?
A free learning platform from Ampersand Academy with beginner-friendly, step-by-step tutorials on web development, artificial intelligence, bioinformatics, statistics, data science, and languages like TypeScript, R, Python and SAS. Every tutorial includes real code examples, clear explanations, and practical projects you can follow along with.
Whether you are a student, a professional switching careers, or a curious learner, the tutorials take you from zero to confident with hands-on content.

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Web DevEnfold Advanced Layout Builder: Sections Done Right
Web DevEnfold Mega Menu: Columns, Icons and Design Rules
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R ProgrammingMerge Data Frames in R: The Four Joins Done Right
StatisticsEffect Size in Statistics: Cohen d, r and Eta-Squared
StatisticsConfidence Intervals Explained: Read Them Like a Reviewer
BiostatisticsConfounding and Bias in Biological Studies: Defenses
BiostatisticsSample Size and Power Analysis in Biology: Plan n
R CommanderLinear Regression in R Commander: lm() with Menus
R CommanderGraphs in R Commander: The Five Plots That Matter
jamoviCorrelation and Regression in jamovi: r to R-SquaredStart learning today. It’s free, and it stays free.
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