Worksheets for converting boolean expressions into Venn Diagrams. Using Venn Diagrams to represent the boolean operations. Review of basic boolean operations using examples from Nethack. (Worksheets AND TeacherNotes) for (Teaching OR Practice OR Homework) Object PropertiesĪssign boolean properties to objects and then use those properties to select Worksheets to encode black and white images as binary numbers. You'll need to provide an ASCII chart for use with this sheet. Worksheets to encode/decode a text message.ĭecode a text message encoded using ASCII. When the puzzle is complete, the grid forms a simple black & white image. These are "crossword" puzzles where the clues are in hexadecimal and the answers are binary numbers. Shuffle the top card down to any desired position in the deck.
![how to encode a message in an image using hexadecimal how to encode a message in an image using hexadecimal](https://i.stack.imgur.com/tElaq.png)
Knowledge of binary numbers and the ability to perform 'perfect shuffles' can allow you to Binary magic trickĪ set of 6 cards for a simple magic trick where you guess the secret number chosen by a student. Magic tricks and puzzles related to binary numbers. Worksheet to practice converting between binary and hexadecimal.
#HOW TO ENCODE A MESSAGE IN AN IMAGE USING HEXADECIMAL HOW TO#
Worksheet showing how to convert from binary to hexadecimal.Ĭonverting between binary and hexadecimal Worksheet showing how to convert from binary to octal. Worksheet showing how to convert from decimal to binary. Worksheet showing how to convert from binary to decimal. Materials for teaching converting between binary, octal, decimal and hexadecimal. Playing-card sized cards that can be used to compare the Number cards (Binary, Octal, Decimal, Hexadecimal) In this worksheet, the student counts from 0 to 63 (but in hexadecimal, so it's really 0 to 4F). In this worksheet, the student counts from 0 to 111111 in binary (which In this simple worksheet, the student counts from 0 to 77 in octal (which After finishing, they count the number of dots in decimal to check This worksheet has the students take an octal number and draw that These worksheets introduce the students toĪ non-decimal number system (in this case, octal) by having them count Materials for teaching binary, octal, decimal and hexadecimal. The internet: websites, routers, nameservers, ISPs and home computers. How Computers WorkĪn activity for 3 students to act out the various parts of aĪn activity for a group of students to act out the various parts of Materials on general computer science topics.
![how to encode a message in an image using hexadecimal how to encode a message in an image using hexadecimal](https://ctf-wiki.mahaloz.re/misc/encode/figure/ascii-example.png)
Without modification for younger or older students.
![how to encode a message in an image using hexadecimal how to encode a message in an image using hexadecimal](https://unofficialnextion.com/uploads/default/original/1X/07b77712359f3051ce05443dd72c308caf091f51.png)
These materials primarily target middle-school students (6th - 8th grade), but most can be used A collection of handouts, worksheets and other documents to help teach Computer Science and Engineering concepts.