Below are some useful simulations with the links that you may find useful for supplemental pratice or homework. We will also use some of these simulations in class for various labs and activities.
Triple Balance Beam http://www.thephysicsaviary.com/Physics/Programs/Games/ReadtheTripleBeam/
Graduated Cylinder http://www.thephysicsaviary.com/Physics/Programs/Games/GraduatedCylinder/index.html
Thermometer http://www.thephysicsaviary.com/Physics/Programs/Games/ReadTheThermometerChallenge/index.html
Ruler http://www.thephysicsaviary.com/Physics/Programs/Games/SimpleRulerUseMS/
Build a Molecule https://phet.colorado.edu/en/simulation/build-a-molecule
Build an Atom https://phet.colorado.edu/sims/html/build-an-atom/latest/build-an-atom_en.html
Electron Configuration http://employees.oneonta.edu/viningwj/sims/atomic_electron_configurations_s1.html
Atomic Spectra https://phet.colorado.edu/en/simulation/discharge-lamps
Periodic Table http://www.ptable.com
Periodic Table Reactions https://www.msichicago.org/play/goreact/
Molecular Geometry http://phet.colorado.edu/en/simulation/molecule-shapes
Electronegativity Simulator http://phet.colorado.edu/en/simulation/molecule-polarity
Nomenclature Practice https://www.kentschools.net/ccarman/cp-chemistry/practice-quizzes/compound-naming/
Balancing Chemical Reactions https://phet.colorado.edu/en/simulation/balancing-chemical-equations
http://www.webqc.org/balance.php
States of Matter https://phet.colorado.edu/en/simulation/states-of-matter-basics
Gas Laws https://phet.colorado.edu/en/simulation/gas-properties
https://ch301.cm.utexas.edu/section2.php?target=gases/kmt/gas-simulator.html
Boyles' Law http://group.chem.iastate.edu/Greenbowe/sections/projectfolder/flashfiles/gaslaw/boyles_law_new.html
http://content.blackgold.ca/ict/Division4/Science/Div.%204/Boyles%20Law/boyleslaw.htm
Charles' Law http://group.chem.iastate.edu/Greenbowe/sections/projectfolder/flashfiles/gaslaw/charles_law.html
Acids and Bases https://phet.colorado.edu/sims/html/ph-scale/latest/ph-scale_en.html
Nuclear Bomb Detonation https://nuclearsecrecy.com/nukemap/
AACT Simulations https://teachchemistry.org/periodical/simulations
Mahjong Chem https://www2.stetson.edu/mahjongchem/
Molar Whack https://www.supersurge.com/games/game.php?id=13981