There are 62 squares of size 1x1. There are 41 squares of size 2x2. There are 18 squares of size 3x3. There are 6 squares of size 4x4. There is 1 square of size 5x5.

A total of 62 + 41 + 18 + 6 + 1 = 128.

Puzzle 17

Complete the grid such that every row and column contains the digits 1 to 6.

All squares that are connected contain the same digit.

Hint: Try SOOT + TIRE, MOST + MARE, MUCH + PINK, AREA + TENT, LEAP + THEN.

Answer:

SOOT + TIRE = TORTOISE
MOST + MARE = MARMOSET
MUCH + PINK = CHIPMUNK
AREA + TENT = ANTEATER
LEAP + THEN = ELEPHANT

Puzzle 19

What is represented by this BrainBat?

[Ref: ZHQZ] Copyrighted.

Hint: Say what you see.

Answer: Split second timing.

Puzzle 20

Using the BrainTracker grid below, how many words can you find? Each word must contain the central S and no letter can be used twice, however, the letters do not have to be connected. Proper nouns are not allowed, however, plurals are. Can you find the nine letter word?