සෙවුම් ප්රථිපල
8 ඔබගේ සෙවීම සදහා ගැලපෙන ප්රතිඵල gold star
ක්රියාකාරකම්
- Using PhET in High School Chemistry- all my activities in pdf
- Sound_Inquiry for Middle School
- Gas Properties-Inquiry Middle School
- Molecules and Light-inquiry for high school
- Rutherford's Gold Foil Experiment
- Temperature and Luminosity of Stars: Wein's Law and the Stephan Boltzmann Law
- Gravity, Orbits and Kepler's Laws
- Spectra of Light
