Avtor: Petra Metul
Kemijske vezi
Viri slik: https://www.youtube.com/watch?app=desktop&v=g-tE6MN-wrE, http://www.phschool.com/science/biology_place/biocoach/biokit/bonds.html
Elementi v PSE
vir slike ozadja: https://www.sporcle.com/games/goc3/erase-the-blank-periodic-table
Prepoznavanje kemijskih elementov
Utrjevanje znanja poznavanja elementov. viri: https://almiracatovic.wordpress.com/2016/12/29/zen-zgodba-diamant/ https://www.facebook.com/840538736008263/photos/a.964972963564839/1155639677831499/ https://www.myloancare.in/gold-rate-india/ https://www.wur.nl/en/activity/Maximization-of-sulfur-formation-in-the-presence-of-organic-sulfur-compounds-in-a-dual-bioreactor-gas-desulfurization-system-1.htm https://www.finance.si/8820922/Baker-bo-poceni-se-vsaj-nekaj-let