TerraTech is in These Lists
In addition to the similar games listed above, which have been linked to this game specifically in the database, you may find games with a similar theme to TerraTech in the following lists:
These are games that involve actual Lego bricks or offer an experience that has the same plug and play building and creating as the classic toy.
These games have an educational element to them, but also offer experiences that are good games in their own right. This isn't busywork to trick you into learning, but clever and innovative ways to encounter history, physics, engineering, maths, geography and language subjects without feeling like you are in school. They also teach softer, deeper skills like long term strategy, planning, balancing systems, emotional intelligence, compassion, team-work and self-care.
Some of these games are aimed at younger players to play on their own, but others (as indicated by their PEGI ratings) are better for teenagers or played together in a family. Find some games that pique your interest, read through the details and decide how your child might benefit from playing them.