The overall objective of this planning project was to examine the potential effectiveness of the Signing Science Pictionary (SSP) in increasing the ability of parents and their deaf and hard of hearing children to engage in informal science learning. To achieve this objective, research and development included four goals. 1) Design several SSP-based activities to help family members engage in informal science learning. 2) Examine the potential effectiveness of the SSP in increasing family member’s signed science vocabulary. 3) Find out about the potential effectiveness of the SSP in