Budding inventors can get a fun review of the simple machines with this word search.

Pull the lever on learning! Get to know one of the six simple machines with this worksheet about the lever.

When we push or pull an object, we exert force on it. Get your child thinking about force by challenging him to describe how each person is exerting force.

This experiment requires only lemon juice, salt, sugar and grapefruit. Your budding scientist can get a great introduction to science by testing her own tongue!

This worksheet uses a paper bird to demonstrate center of gravity, and practices following directions and fine motor skills.

Learn a basic concepts physical science with this fun worksheet. Your little one will decide which objects sink, and which ones float!

Introduce the basic concepts of sinking and floating with this fun worksheet. Your little one will decide which objects sink, and which ones float!

If a ship went down, would these items sink or float? Your little one will decide, with this fun worksheet to help him hone sorting and categorizing skills.

Teach your child how we measure temperature with these printable thermometers!