Water Drop Standardization Materials (per group of 3) Laminated index card with reinforcement circles; Pipette or eyedropper; Water; Cut a 4×4 grid of reinforcement circles and tape it to an index ...

Drop: An Adventure Through the Water Cycle Emily Kate Moon. Dial, $17.99 (32p) ISBN 978-0-8037-4144-7 ...

OK, let's model some falling drops of water—in fact, let’s model three with different sizes. The smallest drop will have a radius of 100 micrometers (1 μm = 1 x 10 -4 m).

Look, up in the sky. It’s a bird, it’s a plane, it’s a Super Scooper water drop! The most memorable battle scenes exist in the pivot — the moment when all appears to be lost and then, out ...