This bingo card has a free space and 24 words: energy, absorb, lens, light, opaque, prism, reflect, refract, shadow, translucent, transparent, concave, convex, amplitude, frequency, medium, pitch, sound, vibrate, volume, wave, wavelength, acoustics and decibels.
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Learn how to conduct a bingo game.
With players vying for a you'll have to call about __ items before someone wins. There's a __% chance that a lucky player would win after calling __ items.
Tip: If you want your game to last longer (on average), add more unique words/images to it.