Inkredibles: Launch into Maths Invisible Ink Activity Book
Blast off into a whole new world of learning with Launch Into Maths!
Children can test their wits against the multitude of out-of-this word number puzzles featured in this incredible invisible-ink book!
Use the invisible-ink pen to answer the questions and reveal the hidden answers within.
Each maths-focused activity features a space theme, which makes learning a ton of fun!