A new expansion kit compatible with the entire action-reaction range! Add fun special effects to your circuits and further sharpen your ability to hit the bullseye!
Create even more spectacular circuits and jump into the world of physics in a simple and entertaining way!A new expansion kit compatible with the entire Action-Reaction range!Add fun special effects to your circuits and further sharpen your ability to hit the bullseye!Create even more spectacular circuits and jump into the world of physics in a simple and entertaining way!