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

$5 - $10 per group Ages 8 - adult 10 to 30 minutes
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In this activity (p.7-8 of PDF), learners examine fossil formation.

$10 - $20 per group Ages 8 - 11 10 to 30 minutes
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Learners model the processes that formed some of Earth's largest mountain ranges: the Himalayas, the Andes, and the Alps.

1 cent - $1 per student Ages 8 - 11 10 to 30 minutes
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In this online simulation, learners can see adaptation and camouflage in action.

free Ages 8 - 11 10 to 30 minutes
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In this activity (p.5-6 of PDF), learners investigate natural selection. Learners discover that natural selection, which takes place over decades, can lead to altered populations within a species.

$5 - $10 per group Ages 8 - 11 10 to 30 minutes