Matematica 2 dv D-Box Technologies <5-Pack>

Product description ※Please note that product information is not in full comprehensive meaning because of the machine translation.

[Recording time]
300 minutes
[Screen size]
Standard
[List of contents]
[1] Which is wider? / The triangle is square / The circle is square / The feeling of number [2] Public and private / I want to be a person / How to feel a large number / The art of rough calculation [3] How do you peel off the skin? / The three dimensional is square / Can you see it with a Miomote map? / What is division? [4] When you pull repeatedly? / When you stand up, it is a fraction. When you lie down, it is a ratio / When you cut off? / Less than 0 and expressed as a number [5] / From the speed per hour to the speed of light / From the past to the future / Part and the whole