Click the buttons to learn about matter. Click flag to return to menu. If nothing shows up or the text is faded, tap see inside, click on Sprite1, go to costumes, with the mouse pointer tool select it, move it, then press cmd+z. Then try again. Do this for Sprite3, Sprite4, Sprite5, Sprite6, Sprite7, Sprite8, Sprite9, Sprite11 if needed. Sorry, just an iPad glitch. Should work perfectly on a computer. You will know that the glitch is occuring if it says Choose a pha
