In this interactive object, learners read an explanation of the electrodes used for welding with the GMAW and FCAW processes. In two matching exercises, students test their knowledge of classification and specification numbers.
Learners read an explanation of how to connect two 7485 ICs to compare binary numbers by creating an 8-bit comparator. Diagrams and charts are presented.
My python Mercutio is hungry again! He is a picky eater; this time he only wants to eat numbers that are multiples of 9. Can you help guide Mercutio to his food so he can grow big and strong?*Mercutio's favorite treats are cookies that look like ghosts. He will give you bonus points every time you give him one.*
Aliens have abducted the barnyard animals and genetically engineered them to have instruments in them! To get the animals back and start building your barnyard band, you'll have to answer some questions about PRIME NUMBERS!
Recreational Mathematics: Palindromes in Mathematics and the Search for Patterns
Users study a chart containing numbers 1 to 99 and look for trivial palindromes as well as double and triple iteration palindromes. The reverse and add technique is demonstrated.