The great thing about these is that you can jump up through them!
Wooden Platform price in Growtopia: sells for about 60/WL, buyers pay about 200/WL (median of 355 offers from community Discords, past 30 days). Live price chart and the latest buy and sell offers.
Recently sold at: SDIUV, GGAVA, TYBUYS, COCSIS, RKUYJ