Help your child develop math skills for a lifetime. Math Puzzles 3-4 is a collection of fun and funny math puzzles that will intrigue children who love math, and motivate children who don't. Lots of math skills are needed to solve these puzzles including estimating, understanding fractions and decimals, using standard and metric measurements, and interpreting charts and graphs. Here s one You re invited to Kevin s party if you can circle one of each of these solid cube, cylinder, cone, sphere, rectangular prism, and square pyramid. Or try working through Monster How much pizza can these monsters eat? The survey shows the fraction of a pizza each one ate. Young learners get variety, and the slim size is great for packing into totes, backpacks and luggage.