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In this activity, young learners use different-sized paper 'caterpillars' and various household items to predict and measure their height.

In this math-based activity, learners model the intensity of light at various distances from a light source, and understand how astronomers measure the amount of sunlight that hits our planet and othe

In this activity, learners count and measure kidney beans to explore natural selection and variation. Learners measure the length of 50-100 beans.

In this activity, learners make different shapes that hold exactly one mole of gas (air).

In this activity, learners will explore how the human brain interprets environmental stimuli.

In this math lesson, learners use a variety of manipulatives to explore spatial relationships of squares and their transformations.

In this activity (page 23 of PDF), learners conduct an experiment to determine how the size and mass of a projectile affects the area and the volume of an impact crater.

This activity (on page 2 of the PDF under SciGirls Activity: Forensics) is a full inquiry investigation into how hairs from a crime scene are matched to suspects.