Mangahigh.com has free games including Tangled Web, the quest to help Itzi the robotic spider rescue his family by solving angle puzzles, and The Wrecks Factor, which guides sinking ships through quadratic factorisation.
Try andrill.org's activity on glaciation or explore PheET's interactive simulation. For an extensive scheme of work with worksheets, videos and presentations exploring glaciers through photographs, try NGfLCymru's study pack.
Comberton VillageCollege has uploaded 734 modern language resources covering primary and secondary French, Spanish and German. "Impression, soleil levant de Claude Monet" is one, which allows pupils to develop their own opinions in French by discussing the work of the artist Monet.