Burda Principal Investments was among the participants in a round taking the online learning platform's total funding to $42m.

Skillshare, the US-based operator of an online adult learning platform, completed a $20m funding round yesterday that included Burda Principal Investments, a corporate venturing vehicle for media group Hubert Burda.

Union Square Ventures (USV) led the round, which also featured venture capital firms Amasia and Spero Ventures, and which was closed alongside $8m in venture debt.

Skillshare operates an online platform with more than 5 million registered users that offers some 20,000 classes covering creative, business and technology fields, targeting…