Toys ‘R’ Us has a line of “Edu-science” toys, which includes telescopes and microscopes. The ad shows that each of these tools is available in three increasingly more powerful models, and if you’re a ...

Find out more about what this space is all about here. At first glance, this pink microscope set, which was marketed by New Haven-based toymaker A.C. Gilbert Company in 1958, might seem to be a ...