: Calculating the perimeter and area of rectangles and squares, and identifying geometric symmetry.
: Calculating speed, time, and distance for objects moving in the same or opposite directions. zadachnkik 4 klass
: Features short blocks of three tasks each, making it easy for parents to quickly check a child's knowledge without causing fatigue. Go to product viewer dialog for this item. : Calculating the perimeter and area of rectangles
: Solving multi-step problems involving proportional division, finding unknowns by two differences, and increasing or decreasing numbers by several times. finding unknowns by two differences
: A comprehensive "super-training" guide covering all 4th-grade curriculum topics with a wide variety of exercise types.