Wrong Join turns SQL practice into a debugging test
An interactive SQL tutor asks learners to diagnose query errors, run their own queries, and earn levels by demonstrating what they know.
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143,648 catalogue cards
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ZeptoStream puts physics broadcasts beside the instruments
A physics media hub for seminars, public lectures, experiment feeds, mission broadcasts, and community-submitted videos.
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Can the Other Side Steer Your AI Lawyer?
A working paper tests whether adversarial framing can shift AI systems reviewing contracts and other legal records.
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Burpwise: comics and checklists for first-time parents
A parenting project pairing comics about a rookie dad with practical guides and free printable checklists.
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Chicago School Match: a GoCPS kindergarten lottery planner
A free English-and-Spanish tool helps Chicago families build a GoCPS kindergarten Choice list and view estimated offer chances.
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China Checked turns travel advice into evidence questions
A free trip planner and set of sourced guides for foreign visitors arranging a trip to China.
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CleanYourPhone’s reversible Android debloating skill
An open-source agent skill uses ADB to disable preinstalled Android apps without root or uninstalling them, with backups and an undo path.
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CmdID makes command-line explanations show their sources
CmdID analyzes command lines and presents documentation-based explanations alongside abuse references and security detections.
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CoCo · Cool Corridor Routing
A map tool that finds a cooler walking route between two points using satellite-derived land-surface temperatures.
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Daily Mascot’s record of South Korea’s characters
A magazine and directory documenting mascots from South Korean local governments, public institutions, schools, companies, sports clubs, and festivals.
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ELCI: The Electronics Lifecycle Care Institute
An institute focused on training and certifying people who maintain, repair, reuse, and recover electronics across Africa.
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The Mahadra: Chinguetti’s Scholarly Library
A digital library of Mauritanian scholarly texts, organized by discipline and study stage, alongside Qur’an reading, recitations, and devotional material.
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Leave It Ready, a mortician’s family file
Faye Calloway sells a large-print guide and fill-in family file designed to help people record end-of-life wishes and practical information for their families.
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GAVEL lets you test an agent—and audit the receipt
A no-login sandbox runs AI agents against sample data and shows which actions its policies allow or block.
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gitmotive: git blame for the “why”
A local CLI that lets developers retrieve recorded AI-agent prompts and reasoning for a line of code.
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Handled: calls, forms and everyday errands
Handled says it matches Deaf, hard-of-hearing and speech-impaired people with assistants for calls, paperwork, research and everyday administration.
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Joc de Rates, the dinner club’s living ledger
A Catalan-language archive of a group of eleven friends’ monthly dinners around Igualada, with seasons, attendance, restaurant records, votes, and traditions.
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klaxonomy: a field guide to alarms
An experimental and electronic music archive organized around the sound and imagery of alarms.
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Lehigh Rocketry’s Talon and LAIKA
The Lehigh University Rocketry Association documents its student-built rockets, training, launches, and competition projects.
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Loupe: a contact sheet for video
Loupe is a Video.js v10 skin that turns a video’s storyboard frames into a clickable contact sheet, with an option to save the sheet as a linked PDF.
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Luhačovice, in Isometric Pixel Art
An interactive pixel-art map of Luhačovice and Pozlovice, with searchable places, changing seasons, time of day, and weather.
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Mariam Wallentin’s artist archive has a voice lab
The Swedish singer, composer and actor’s site brings together music, performance dates, career history and interactive voice experiments.
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Mulheres que Iluminam · IFSC
An IFSC science-outreach page pairing stories of women in science with an interactive LED-rose circuit activity.
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Museo Héctor: Eight Rooms of a Young Artist’s Drawings
A family-run online museum catalogues the drawings and evolving series of Héctor, a seven-year-old artist.