Kid made giant maze - so fun. Great as a part of a series of a challenge. The children could make this in an art session too
Cardboard letters. You can bend it and shape it as you please. PLUS you could plaster it and make a firm shape, either way a wonderful letter formation.
diy kids craft — make your own marble maze. Might be a cool activity for McSnubbins and K to work on?
10 Homemade Building Themed Toilet Paper Roll Crafts, http://hative.com/homemade-building-themed-toilet-paper-roll-crafts/,
'Marble' Run [Homemade Children Craft] make a bigger version and expand for garden fun
MARBLE RUN DAY - cardboard marble run
Cardboard tube wall run
Cardboard typography by Yulia Brodskaya. Love the corrugated details
Use two simple machines, levers and inclined planes, to construct your own pinball machine at Howtosmile.org. Use the engineering design process and easy-to-find materials to create an endless variety of games in the WGBH Pinball Wizard activity.