Sorry, I do not know.
They have different memberships. Here's what their website says
Up to two people; one must be age 18+
Up to six people within a family;
at least one member must be 18+
Family Plus $115
Up to eight people within a family;
at least one member must be age 18+
Get quick answers from Explora Science Center and Children's Museum of Albuquerque staff and past visitors.