LEGO 3275 Bob's Big Building Box is a Duplo set from 2001 valued at $110 for new and sealed sets, up 451% from an original retail price of $19.99. Annual appreciation has averaged 4.10% since release. Used copies are valued between $29 and $36 depending on condition.
LEGO 3275 Bob's Big Building Box is a Duplo Bob the Builder set released in 2001, containing 51 pieces and 1 Duplo figure. The set centers on open-ended construction with a selection of DUPLO bricks in orange, yellow, and light yellow, plus printed elements such as a road sign, wood grain, and brick patterns. It includes a Bob the Builder DUPLO figure and a pearl light gray suitcase accessory, along with window and door frames, a blue fence, and a sign post. The parts support simple building scenes inspired by the television series.
A new and sealed Bob's Big Building Box is currently valued at around $110, with annual growth of approximately 4%. The average used price is $30 for those in good overall condition. Based on current trends, this set could be valued near $115 within the next year.