My son was given this lizard as a big brother gift (can’t find online link to product, but here’s a similar toy).

Thoughts?

Original Size

Size After 2 Day Soak

Before Measurements

Left image
Length: 905 pixels
Width (between front feet): 275 pixels
1 inch: 90 pixels
Right image
Height: 150 pixels
1 inch: 115 pixels

After Measurements

Left image
Length: 1014 pixels
Width (between front feet): 292 pixels
1 inch: 60 pixels
Right image
Height: 200 pixels
1 inch: 98 pixels

Calculations

Original Length: 10.06″
Original Width: 3.06″
Original Height: 1.30″

After Length: 16.90″ (increase of 68%)
After Width: 4.87″ (increase of 59%)
After Height: 2.04″ (increase of 57%)

Conclusion

Liars!

Calculations Take 2

Volume of box that would just contain original lizard: 10.06 * 3.06 * 1.30 = 40.02 cubic inches
Volume of box that would just contain soaked lizard: 16.90 * 4.87 * 2.04 = 167.90 cubic inches (increase of 319%)

Conclusion Take 2

Liars!
Thoughts? Did I mess up?

More Questions

• How big would it be if the volume *did* increase by 600%?
• How big would the lizard be if it grew 1000%? 10,000%?
• How big would the lizard have grown if it just barely fit in *your* classroom?
• …