Times Internet has taken a majority stake of undisclosed size in the microjobs marketplace, which pays users for completing small assignments.

The Pearson-backed adaptive learning company took its overall funding to almost $150m in a round expected to close at about $47m.

Bertelsmann led coding course provider Udacity's $105m series D round days after investing $230m in education technology producer HotChalk, possibly heralding a big drive in educational corporate venturing for the firm.

Language learning tool provider Lingvist has attracted Rakuten for a round that will support geographical expansion and technology development.

The online coding course provider reached unicorn status in a Bertelsmann-led round that also included Google Ventures.

Bertelsmann will become the largest shareholder in the education technology provider, which helps universities create online courses.

The standardised flat rental platform has obtained a $30m extension from IDG, Ping An and others, adding to the $25m first tranche it secured last year.