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In this activity, learners will explore vegetative propagation while preparing food scraps to grow into plants.

In this four-day activity, learners grow bacteria and/or fungi from a variety of locations and compare the results.

This activity features two connected hands-on activities about dinosaur bones.

Learners combine different plant solutions -- made from fruits, vegetables, and flowers -- with equal amounts of vinegar (acid), water (neutral), and ammonia (base).