Christmas trees: contemporary triangle-shaped wooden frame filled with ball-shaped ornaments made of newspaper and twine.
Jeu des 7 familles des formes géométriques : famille des cônes
Working with 3D shapes is a geometry standard from Kindergarten through 2nd grade. Quick tutorial on how to sculpt 3D shapes with playdough.
Danmala Mandalas: Elegant, Intricate Circles Made From Nature by Kathy Klein via jeannie jeannie