Math stations-- measuring radius and diameter of circles, tangrams, ratios and proportional reasoning
Leather convertible backpack Rugby / m0851 brown
Leather convertible backpack Rugby / m0851 brown Super soft supple leather. This bag is by Stone Ridge leather, designed by Rugby North America (now m0851) of Canada. Smaller than the Rugby version, it is the perfect purse sized everyday carry. All straps are full grain leather and swappable, so it could be a backpack, shoulder bag, or handbag. Lined in black material with an attched zip purse. Bottom is 8 in diameter circle, 11 inches tall, 12 in wide when flat. Long straps are 33 inches…
Grade Math: Geometry--Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.