Froggy Jumps Number Quiz ChallengeVersión en línea Test your knowledge of numbers from 11 to 20 with this fun quiz game! por Julia 1 13 a thirteen b fourteen c eleven 2 19 a eighteen b nineteen c twelve 3 20 a twelve b fifteen c twenty 4 14 a twelve b nineteen c fourteen 5 11 a eleven b fifteen c seventeen 6 15 a nineteen b fourteen c fifteen 7 17 a seventeen b ten c sixteen 8 18 a nineteen b twenty c eighteen