(Hardback)

"Cristiano Ronaldo and Lionel Messi are soccer superstars! Between the two, Ronaldo has more career goals, but Messi leads in career assists. So which one is the all-time best Young readers can decide for themselves by comparing the fantastic feats and stunning stats of two legendary pro soccer players"--

(Hardback)

"Serena and Venus Williams are tennis superstars! Between the two, Serena has career aces, but Venus has clocked the fastest serve. So which one is the all-time best Young readers can decide for themselves by comparing the fantastic feats and stunning stats of two of legendary pro tennis players"--