On 2017-09-02 23:38:26
It would be nice if there is a little more product. Also, there was one thing that the string was loose and it was scattered
Science experiment delivery class
On 2017-05-01 13:07:48
I wanted a lot for cheap price, so I was thankful. Thank you very much.
On 2015-10-07 15:48:09
I wonder if the price is a bit expensive ...? Only one color is included, so please be careful.
Ph test during neutralization work
On 2014-07-01 15:54:42
I think that it was easy to use. I want a little more with this amount.
Used in lecture
On 2014-06-21 23:56:57
Although there is no problem, the price is somewhat higher.