It's a problem that makes use of trial and error, make a model and test and thinking logically. I made a sheet to introduce the problem:
I wonder how many combinations of answer there are...
A blog about our innovations and ideas we've made use of in our Key Stage Two classrooms.
I’m trying to justify my accidental purchase of a bigger badge machine. I’m making GCSE equations for our year 11 teachers to wear. They will know them all! #gcserevision #scienceequations I’ll post pictures when I’m finished! pic.twitter.com/itXLLEcDxs— Jessie MytumSmithson (@ScienceJessie) February 19, 2019