In this science experiment, observe convection currents forming and learn about how heat energy moves in liquids from hot to cooler areas through convection.

Here's a math activity that uses coin riddles to help your third-grader improve his coin-counting and logical thinking skills.

This footwear-focused activity introduces fractions as part of a set and it's the perfect way to generate excitement about fraction concepts.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

Do you think heat can affect a plant's growth rate?

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.