OngoingOnline · Education · intermediate · chemistry, mass-spectrometry, molecular-structure
This free online competition challenges participants to predict 2-D chemical structures of small molecules using mass spectra data. It is designed for students and researchers interested in chemistry and bioinformatics.
OngoingOnline · Tech · intermediate · machine-learning, data-science, competition
A free online data science competition challenging participants to build a supervised machine learning model that predicts Laysan Albatross sex from body measurements. Targets data scientists and researchers aiming to apply binary classification techniques to conservation problem
OngoingOnline · Education · intermediate · data-science, machine-learning, prediction
A free online data science competition where participants build machine learning models to predict long-term marriage longevity based on birth dates and locations. Targeted at students and professionals skilled in Python and binary classification, the challenge uses a temporal da
OngoingOnline · Education · intermediate · data-science, machine-learning, prediction
A free online data science competition challenging participants to build an astrological model that predicts whether a relationship lasted 30+ years. Using historical Wikidata records of birth dates and locations, competitors must create a genderless, order-agnostic prediction mo
OngoingOnline · Tech · intermediate · robotics, computer-vision, machine-learning
Predict the next actions of six instruction-following robots in grid worlds based on visual snapshots and text commands. This Kaggle-style competition tests skills in computer vision, machine learning, and action prediction using Python and simulation data.
Ongoing since 2018Online · Education · intermediate · kaggle, machine-learning, python
A free online competition for data science students and learners to practice predicting housing prices using regression techniques like random forest and gradient boosting. Participants apply feature engineering in R or Python to minimize RMSE errors on a dataset of Ames, Iowa ho
Ongoing since 2012Online · Education · beginner · kaggle, machine-learning, binary-classification
A free beginner-friendly competition on Kaggle where you build a machine learning model to predict Titanic passenger survival. Using Python and tabular data, you practice binary classification and data analysis without needing prior ML experience.
Ongoing since 2021Online · Education · intermediate · time-series-forecasting, machine-learning, data-science
A free Kaggle competition where participants use machine learning to forecast store sales for an Ecuadorian grocery retailer. It targets those practicing time-series forecasting and regression skills on real-world retail data.
Online · Education · intermediate · machine-learning, materials-science, prediction
An online hackathon where participants build ML models to predict polymer properties like Glass Transition Temperature using SMILES strings. Targeted at students and researchers in materials science, chemistry, or computer science looking to apply data-driven approaches to materi