Ph Scale Acid=0 Alkali=14
Building an ATOM , electron by electron, proton by proton and neutron by neutron + checking its name from the Scientific Periodic Table !!!
Building a Molecule of the known matter !
Balancing Chemical Equations - Basic !
Circuit Construction Kit & Laboratory works ... AC / DC Electrical connections and applications !
Electricity & Magnetism...
Density and its effects...
Natural Selection and Lives of the diverse Living beings on our Mother Earth !
Gene Expression Essentials ...
Colour ( USA's Color ) Vision by our eyes !!!
Projectile motion --- Parabolic flight paths !