Transversal
Communication & Storytelling Challenges
Communication & Storytelling challenges put you to work making complex ideas land with the people who need them. You'll develop skills in Written Communication, Plain Language Writing, and Presentation Structure, sharpen Public Speaking, and turn numbers into meaning through Data Storytelling.
From there you'll handle the harder edges — Pyramid Principle storytelling, Executive briefing, Board-level communication, Crisis Communication, and Cross-cultural communication — writing Narrative memos and 6-Pagers the way high-trust teams actually do. Each challenge you solve earns a verified credential you can share with recruiters.
- StrategyIntermediateNew
Developing a Crisis Communication Plan for a 40-Person SaaS Scale-Up
Your team must produce a crisis communication plan within 2 weeks. The plan should include: a holding statement for immediate release, a detailed internal memo to employees, a c…
- Crisis Communication
- Stakeholder Management
- Press Release Writing
Business Communication - CodeIntermediateNew
Designing a Dynamic Pricing Engine for a Ride-Hailing Startup
Your team is given a dataset of historical rides (timestamp, pickup location zone, demand level, available drivers). You must design a pricing algorithm that: (1) uses a multipl…
- Python
- Pandas
- Simulation
Programming for Business Applications - CodeFoundationalNew
Swap a List Scan for a Min-Heap in the Dispatcher
Working only from the materials provided, your job is to make the courier-selection logic faster and to show, with evidence, that it actually got faster. First, read the de-iden…
- Heap Data Structure
- Complexity Analysis
- Python
Open coursework - ResearchIntermediateNew
Audit Recommender Filter Bubbles for a Civic Forum
You receive 90 days of impression logs (about 30 million recommendation events) tagged with content viewpoint labels (left-leaning, center, right-leaning, non-political) from an…
- Recommender Evaluation
- Diversity Metrics
- Audit Methodology
Open coursework Practice your coursework on real scenarios.
Every challenge is shaped from real-world context — not generic exercises. The work mirrors what your degree prepares you for.
Why Ewance
- CodeFoundationalNew
Build a Best-First Search Solver for a Delivery Startup's Test Lab
Build a Python module exposing uniform-cost search and A-star search on a 2D grid with weighted cells (open road, traffic, no-go). Implement two admissible heuristics for A-star…
- Search Algorithms
- Heuristic Design
- Python
Introduction to Artificial Intelligence - AnalysisIntermediateNew
Valuation of a 40-Person SaaS Scale-Up for Series A
Your team will act as a boutique valuation advisory. You must gather comparable public SaaS companies (e.g., from the Cloud ERP or data integration space) and calculate relevant…
- DCF Valuation
- Comparable Company Analysis
- Financial Modeling
Corporate Finance - CodeBeginnerNew
Build an Interactive Carbon-Emissions Explorer for a Climate Nonprofit
You receive 20 years of harmonized European industrial emissions data (around 800,000 rows: country, sector, sub-sector, year, emissions in tons CO2e). Design and build an inter…
- Interactive Visualization
- D3
- Observable
Data Visualization - AnalysisBeginnerNew
Map Creator Communities for a Short-Form Video Platform
You receive a 90-day sample of about 4 million creator-creator interactions (duets, mentions, audience overlap) and creator metadata (region, language, content tag). Build a cre…
- Network Analysis
- Community Detection
- Graph Visualization
Open coursework - Browse challenges
Explore role
Product Manager
Ship product that solves real user problems. Combine user research, prototyping, and stakeholder alignment to turn ambiguous briefs into measurable wins — the role at the centre of modern software teams.
- DesignIntermediateNew
Author a Scrollytelling Story on a Three-Week Ad-Fraud Anomaly
Using the internal investigation report (provided) and the anomaly dataset (provided), design a seven-section scrollytelling narrative and build it as a static web page. Structu…
- Narrative Visualization
- Scrollytelling
- Svelte
Open coursework - ResearchBeginnerNew
Evaluate Speech Synthesis Voices for an EdTech Storyteller App
You will generate 60 audio clips (20 per vendor) covering 4 story genres and 3 emotional tones. Recruit 15 native Spanish speakers via a remote panel (Prolific or local equivale…
- Tts Evaluation
- Listening Studies
- Mos Scoring
Open coursework - AnalysisBeginnerNew
Diagnose Churn Drivers for a B2B SaaS Workflow Tool
You receive three CSV exports: 18 months of weekly product-usage events for about 1,800 accounts, the full support-ticket history, and account firmographics (industry, size, pla…
- Exploratory Data Analysis
- Data Wrangling
- Feature Engineering
Applied Data Analysis and Practical Data Science - AnalysisBeginnerNew
Model Diffusion of a Hashtag Across a Music-Discovery Platform
You receive 30 days of hashtag-usage data (about 2.4 million events) with account metadata and the follow graph between active hashtag users. Fit an information-diffusion model …
- Diffusion Models
- Network Analysis
- Causal Attribution
Social Network Analysis and Web Science Build a verifiable portfolio.
Submissions become evidence. Reviewers with shipping experience score against a rubric; the result becomes a credential anyone can verify.
Why Ewance
- AnalysisIntermediateNew
Mine Basket History to Justify Grocery Shelf-Adjacency Changes
Work only from the materials provided. Use the basket transactions extract to mine frequent itemsets with FP-growth, tuning the minimum support level separately for the food, ho…
- Frequent Itemset Mining
- Fp Growth
- Spark
Open coursework - StrategyIntermediateNew
Charting the Course: Ewance's Strategic Entry into the European Higher-Ed Market
Ewance has established a strong presence in its home market, but the leadership team believes significant untapped potential exists across Europe. The goal of this challenge is …
- Market Analysis
- Business Strategy
- Financial Modeling
Open coursework - ResearchIntermediateNew
Build a Generalization-Bound Tutorial for an MLE Onboarding Track
You will produce a Jupyter-notebook tutorial covering (1) sample-complexity intuition, (2) VC-dimension with worked examples for halfspaces and decision stumps, (3) Rademacher c…
- Statistical Learning Theory
- VC Dimension
- Rademacher Complexity
Statistical Machine Learning - StrategyIntermediateNew
Repair Post-Merger Collaboration at Maison Luxe and EcoDenim
Using only the materials provided, design a three-month cultural integration program for the merged Maison Luxe and EcoDenim organization. First, diagnose the friction using the…
- Cross Cultural Communication
- Merger Integration
- Program Design
Open coursework - AnalysisBeginnerNew
Build a Public Open-Data Dashboard for Urban Mobility
Pull the city's open-data cyclist-collision dataset (10 years of incidents, geocoded). Define a clear before/after window around the protected-lane rollout, control for traffic-…
- Exploratory Data Analysis
- Data Wrangling
- Geospatial Analysis
Applied Data Analysis and Practical Data Science - StrategyBeginnerNew
Design an Open Innovation Pilot for GlowUp Naturals
Acting as a junior innovation consultant hired by GlowUp Naturals, design a six-month open innovation pilot and present it to the chief executive. Ground every recommendation in…
- Open Innovation
- Partner Scouting
- Ip Management
Open coursework - StrategyBeginnerNew
Pick a Forecasting Stack for an Edtech Engagement Team
You will produce a 6-page strategy memo evaluating three paths: (1) in-house forecasting team (2 engineers), (2) open-source stack (statsforecast + neuralforecast), (3) forecast…
- Ai Strategy
- Build Vs Buy Analysis
- Vendor Evaluation
Open coursework - StrategyBeginnerNew
Investigate and Plan Zeno Pay's 90-Day Scrum Transition
Treat this as a field investigation before a plan. Start by reading the Zeno Pay Current-State Dossier (provided case-file) to understand the three squads, the people, and the c…
- Scrum
- Change Management
- Backlog Design
Open coursework - StrategyIntermediateNew
Brand Crisis Simulation for a Fast-Food Chain
You are the brand crisis team at QuickBite. Within 48 hours of the video's release, you must draft a public statement, an internal memo, and a 30-day crisis management plan. The…
- Crisis Communication
- Stakeholder Management
- Brand Equity
Open coursework - AnalysisBeginnerNew
Model Bogotá's Bike-Share Network as a Graph for Overnight Rebalancing
Using only the supplied station directory, the aggregated origin-to-destination trip table, and the operations brief, build a directed weighted graph where each station is a nod…
- Graphs
- Networkx
- Shortest Path
Open coursework - ResearchSeniorNew
Greenwashing Risk in a Fast Fashion Brand's Sustainability Campaign
You are a corporate responsibility analyst at TrendWear. The CEO wants to respond to the accusations without withdrawing the Green Line. Your task is to conduct a life-cycle ass…
- Life Cycle Assessment
- Sustainability Reporting
- Crisis Communication
Business Ethics and Corporate Responsibility - AnalysisBeginnerNew
Fraud Risk Assessment at a Fast-Growing Jakarta Fintech
Working in a team of 3-4, build a fraud risk register covering at least eight fraud risks across revenue recognition, expected credit loss estimation, management override, and r…
- Fraud Risk Assessment
- Analytical Procedures
- Data Analytics
Open coursework
How it works
From brief to credential, in six steps.
Step 01
Browse challenges aligned to your studies.
Step 02
Accept the one that fits your goals.
Step 03
Work through it with AI Copilot guidance.
Step 04
Submit for structured evaluation.
Step 05
Earn a verified credential.
Step 06
Add it to LinkedIn with one click.
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Sponsor a challenge and meet candidates through actual work.
Industry teams can shape briefs around the skills they hire for, then evaluate students on rubric-scored deliverables — not resumes.