The first 100 kids to enter Crayola Experience, Friday through Sunday, will receive a free dandelion crayon. Visitors, through April, will use dandelion in specialized activities at the attraction's Colossal Caddy, in 4-D at Color Magic and to write a goodbye note a Doodle in the Dark. For an addition fee, a limited edition, two-pound dandelion crayon will be for sale in the Crayola Store.