This DIY Galileo Thermometer Kit from Heebie Jeebies includes everything your kid needs build a genuine facsimile of a Galileo Thermometer, which is way more interesting than a regular one.

Through a series of small experiments, they’ll learn about the science behind temperature and density. Kit includes instructions (duh), jars, a liquid crystal thermometer, glass beads and colored marbles.

Ages 8 , or 6 with help. ! WARNING: CHOKING HAZARD–Small Parts. Not for children under 3 yrs.