See-thru splendid plastic shapes - in a wide variety of colors - with removable filler caps for volume and mass measurement. Simple yet sturdy removable bases relate 2-D shapes to 3-D solids. Includes sphere, hemisphere, cone, cylinder, two pyramids (one triangular base, one square base), triangular prism, rectangular prism, pentagonal prism, small and large cube, and three cuboids. Included in Kit II.
5 lessons use this item: Book 5: 2 lessons Book 6: 3 lessons