These are some datasets for our labs.
Also hosted in Amazon S3 here: https://s3.amazonaws.com/elephantscale-public/data/data.zip
The base URL for S3 is : https://s3.amazonaws.com/elephantscale-public/data/ And append the path to the above base. e.g. https://s3.amazonaws.com/elephantscale-public/data/house-prices/house-sales-sample.csv
See instructions in README-dev.md