Jonti-Craft presents the Ridgeline Kidney Activity Table. These classroom activity tables with strong laminated top surfaces are powerful enough to withstand rugged usage by kids. Two adjustable height ranges are best suited for toddlers (pre-school) and grown-ups. Add these popular activity tables to your daycare or preschool classroom and you will have a great looking learning environment. Helpful Hint: Most children - even 3 to 4 year olds - require elementary size tables. Toddler tables typically fit children just 1 to 2 years old.