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In this design challenge, learners use their creativity and imagination to design and test a wildlife crossing for their favorite animal.

In this activity about problem-solving, learners build a house for the Three Little Pigs using twenty straws and two index cards.

In this interactive board game, learners "hire" different types of scientists to help canine character Ruff Ruffman solve unusual problems.

In this design challenge activity, learners explore the concept of biomimicry by using a natural organism's special features to design a new human object.