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In this activity, learners conduct an experiment to investigate the effect of elevated levels on CO2 on plant growth.

In this activity about physical stress (page 28 of PDF), learners discover that muscles and bones need to work to stay strong.

Use the Zoo Calendar (page 1 of PDF) to involve learners in interdisciplinary, whole language, and writing activities about ecological concepts.

In this activity, learners will train to develop upper and lower body strength in their muscles and bones by performing body-weight squats and push-ups.

In this 7-10 day investigation, learners develop an understanding of waves and tides and their motion through discussion, demonstration, and hands-on activities.

In this activity, learners build a plastic emergence chamber (or use purchased "mini mosquito breeder") to observe and analyze the mosquito life cycle.

In this activity, learners train to increase muscular strength and improve upper and lower body coordination by performing the “bear crawl” and the "crab walk.” Learners perform the exercises over tim

In this activity, learners will train to improve lung, heart, and other muscle endurance as they walk a progressive, measured distance.

In this "Sid the Science Kid" activity from Episode 107: My Shrinking Shoes, learners observe how plants change as they grow.

In this activity, learners use simple items to construct a device for indicating air pressure changes.

In this activity learners will plant grass seed and track the growth of the grass over time.

In this activity, learners will train to increase bone strength and to improve heart and other muscle endurance by performing jump training with a rope, both while stationary and moving.

In this activity, learners use simple items to construct a device for indicating air pressure changes.

In this activity, learners observe the moon each night for a month and draw their observations in a Moon Watch Log.

In this activity and game, learners will train to improve balance and spatial awareness by performing throwing and catching techniques on one foot.