@ianchia @uponafold Progressive crease patterns... http://t.co/ORBztZL are slightly easier! ;-) #origami #artsed #mathchat #edchat
@ianchia @uponafold Two other fabulous crease pattern sites: http://t.co/sosGNYa & http://t.co/1DX905D #origami #artsed #mathchat #edchat
@stefras #origami club http://t.co/S2ToT3X is the English language version of site for Japanese kids... animated instructions! @ianchia