Book Laying Flat 

An almost-full flask or beaker with a triangular point to empty its contents, a stirring rod and measuring lines on it.

Flask With Stirring Rod

A test tube or science beaker with a round base containing a bubbly liquid.

A single hardcover book laying flat with its spine visible.

A pile of two books stacking on each other.

A pie chart with five uneven sections and a highlighted, slightly separated slice inside a circle with rays or decorative lines around it.

A row of many different standing closed books, as if they were on a shelf, seen from the side of their spines.

A pile of two hardcover books stacking on each other.

Three standing different books, seen from the side of their spines.

A test tube with a round base containing bubbly liquid.

A single hardcover book with a spine tilting to the side.

A triangular based beaker with a narrow rim and bubbles.

A busy and overworked manager or employee surrounded by charts, graphs, and notifications.