Conic Sections Review, All Figures: http://www.slideshare.net/ChristopherGratton/conic-sections-10994007
Beyond The Code - Essential Skills For Coders. Prepare your child for a successful career in computer programming and coding with these essential skills beyond programming languages.
Relentlessly Fun, Deceptively Educational: How to Make a Hovercraft. Recommended by Rosie Revere Engineer, book by Andrea Beaty.
DIY cardboard igloo cubby house by Zygote Brown Designs
Animated knot-tying instructions at animated knots.com Find rope and line here: http://greatlakesskipper.com/deck-docking/rope-and-line
tire playground ideas
This has got to be one of the most fun, ingenius playground pieces I've ever seen! #playmatters