ISBN-13: 9780064462471 / Angielski / Miękka / 2002 / 40 str.
Bigger, Better, Best (LEVEL 2: Area) In their family′s new house, Jenny and Jeff are driving their little sister, Jill, crazy. Who has the bigger window? Who has the bigger bedroom? Jenny and Jeff must use a simple geometry concept to calculate area in order to prove once and for all whose room is bigger. Ages 6+