Used in over 1,700 districts.

Valentine’s Day Codes

Valentine’s Day Codes

Teach your students about basic cryptography and code making.

Word Ladder: Fly to Bee (6-steps)

Word Ladder: Fly to Bee (6-steps)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

Word Ladder: Wild to Tame (5-steps)

Word Ladder: Wild to Tame (5-steps)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

Path Cipher (Codes Part 4)

Path Cipher (Codes Part 4)

Now let’s try the Path Cipher – a cipher that mixes things up even more than Zig Zag did.

Shift Cipher (Codes Part 1)

Shift Cipher (Codes Part 1)

Let’s encode and decode secret messages like Julius Caesar!

Word Ladder: Two to Six (6-steps)

Word Ladder: Two to Six (6-steps)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

Word Ladder – Cold to Cool (5-Steps)

Word Ladder – Cold to Cool (5-Steps)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

Word Ladder: Fast to Race (4 step)

Word Ladder: Fast to Race (4 step)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

Word Ladder: Sky to Red (5-steps)

Word Ladder: Sky to Red (5-steps)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?

Word Ladder – Sun to Hot (5-steps)

Word Ladder – Sun to Hot (5-steps)

COLD to COOL. BAND to SING. Change one letter at a time — can you find the path?