Can you keep your favorite summer flowers all year round? Learn to make a flower press to start your plant-science challenge. Gather 3 pieces of 8.5 x 11 cardboard, 4 pieces of 8.5 x 11 scrap paper, 3 rubber bands, a pencil and a pair of scissors for this challenge with Librarian JoSep.

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STEM Challenge Yo’Self is created by the San Francisco Public Library from the Youth Librarian STEM team. Stay STEM-tastic by reading, learning and experimenting at home. Gather materials for a new challenge posted weekly at 2pm on Mondays followed by a Live STEM Zoom Lab with SFPL on Tuesdays at 2pm.