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In this activity, learners draw natural objects to explore the details, differences, and similarities of natural objects.

In this activity (Page 30 of PDF), learners investigate the evolution of wheat by conducting sedimentation tests on different flours.

In this chemistry challenge, learners identify which plants have the enzyme "catalase" that breaks hydrogen peroxide into water and oxygen.

In this activity, learners imagine the path their food takes from planting a seed, all the way to sitting on their kitchen counters. Explore concepts for each step food takes to reach your home.

In this chemistry challenge, learners work to figure out which of four juices are real, and which is just food coloring and sugar.

Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules.