A complete virtual physics playground
Touch the controls.
Touch the controls.
Watch physics happen.
Launch rockets, bend light, build circuits, float objects, create waves, explore orbits, slow time and discover why the universe behaves the way it does.
Today's discoveryLoading...
F = ma
E = mc²
v = fλ
V = IR
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Nova the Photon says
Every big discovery starts with a small question. Change one variable at a time and observe carefully.
Experiment zone
Interactive Physics Laboratories
Every laboratory has live controls, animation, equations, observations, predictions and a challenge.
Verified
Simplified
Theoretical
Force & Motion Playground
Explore how force, mass and friction change motion.
Verified
1 Adjust2 Predict3 Run4 Explain
Ready to experiment
Change the controls and press Run
What will happen?
Mission
+40 XPNot completed
Knowledge library
Physics Theory, Made Friendly
Search concepts, laws and ideas. Each lesson includes a definition, formula, example and common misconception.
Problem-solving tools
Formula Solver & Unit Converter
Choose a formula, enter values and see the substitution, answer and units step by step.
Formula laboratory
Newton's Second Law
F = ma
AnswerEnter values to begin
Unit converter
Convert Physics Units
Game mode
Mission Arcade
Complete a mission in every laboratory, collect XP and unlock cheerful achievements.
0 of 20 missions completedKeep experimenting—every mission teaches one key idea.
Achievements
Milestones that celebrate curiosity, practice and persistence.
Knowledge game
Physics Mastery Quiz
Ten random questions, instant explanations and a happy celebration when you beat your best score.
Best score 0/10Questions available 0
Ready when you are
Press “Start a new quiz” to begin.
Your learning record
Physics Notebook
Save experiment results, review discoveries and export your notes.