Instructional Video6:12
Curated Video

Review of Charts, Graphs, and Line Plots

K - 8th
Mr. Addit reviews the line plot, tally chart, pictogram, and bar graph. He presents word problems to solve using the data from each.
Instructional Video3:08
Curated Video

Baseball's Home Plate Is IMPOSSIBLE Mathematically

6th - 11th
Home base is defined by a geometric construction. Take a square whose side is 17" and then remove two corners. The adjacent sides are 8.5", and the two remaining sides are 12" and meet at a right angle. The only problem: this is an...