Classify and sort two- and three-dimensional figures (cones, cylinders, spheres, triangular and rectangular prisms)
Recognize rhombuses, parallelograms, trapezoids, rectangles and squares as examples of quadrilaterals
Identify Quadrilaterals Based on Attributes
What makes a rhombus different from a parallelogram? And why are they all considered quadrilaterals?
What makes a rhombus different from a parallelogram? And why are they all considered quadrilaterals?
Determine the area of rectangles by multiplying the number of rows by the number of units squares in each row
Find the Area of a Rectangle: Using Arrays
Proof of why length times width gives the area of a rectangle
Proof of why length times width gives the area of a rectangle
Take apart (decompose) figures made out of multiple rectangles (composite) into individual rectangles to determine the area of the original figure
Finding Area by Decomposing or Completing Composite Figures
Taking apart figures to find their basic shapes, then adding their areas together to find the total
Taking apart figures to find their basic shapes, then adding their areas together to find the total
Recognize that equal shares of identical wholes need not have the same shape
Determine the perimeter of a polygon or a missing length when given everything else
Determine the solutions to problems involving the addition and subtraction of time intervals
Identifying the Start Time, Change of Time, and End Time In Real-World Elapsed Time Problems
If you are given two of these, you can find the third one
If you are given two of these, you can find the third one
Determine when it is appropriate to use measurements of liquid volume (capacity) or weight
Tools to Measure Liquid Volume
Designed for older students, this video still gives a good overview of what tools can be used to measure capacity
Designed for older students, this video still gives a good overview of what tools can be used to measure capacity