Přírodovědné hry – Macenauerová Jitka (2012)

With this book, you will grow a blue daisy, create a stalactite, write a letter in invisible ink, and above all, experience a lot of fun with games related to understanding the laws of nature. The book offers a total of 130 fun games and experiments, all of which require minimal supplies and can be practiced in a home environment or in the immediate vicinity of home. The games are designed for both individuals and multiple researchers. All games are completely safe while maintaining the procedures.