Cybersmart – teaches about cyber safety with activities for all levels including lesson plans and activity sheets.
I Know That – for levels preK – 6th grade; does require registration but lots of neat interactive learning games
ARKive Education – “ARKive Education is a free-to-use, multi-media resource bank for teachers and other educators. Making use of the stunning imagery available at the award-winning ARKive website http://www.arkive.org/, ARKive Education provides downloadable, ready to use modules on a wide range of curriculum topics, suitable for geography, biology, environmental education and citizenship lessons. ARKive (http://www.arkive.org/) is the world's centralised library of films and photographs of the world's endangered species - freely accessible to all online for private research and internal educational purposes.”
Thinking Blocks – “Thinking Blocks is an engaging, interactive math tool developed by classroom teachers to help students learn how to solve multistep word problems.”
Superfactory – virtual factory tours (I love factory tours and this is the next best thing!)
Photo credit: tools by misterjt